rake update[v4.3.0]

71 files changed, 1099 insertions, 640 deletions

diff --git a/assets/javascripts/bootstrap-sprockets.js b/assets/javascripts/bootstrap-sprockets.js
index 372f603..a240780 100644
--- a/assets/javascripts/bootstrap-sprockets.js
+++ b/assets/javascripts/bootstrap-sprockets.js
@@ -1,12 +1,12 @@
 //= require ./bootstrap/util
-//= require ./bootstrap/scrollspy
+//= require ./bootstrap/alert
 //= require ./bootstrap/button
+//= require ./bootstrap/carousel
 //= require ./bootstrap/collapse
-//= require ./bootstrap/modal
 //= require ./bootstrap/dropdown
-//= require ./bootstrap/carousel
-//= require ./bootstrap/toast
+//= require ./bootstrap/modal
 //= require ./bootstrap/tooltip
 //= require ./bootstrap/popover
-//= require ./bootstrap/alert
+//= require ./bootstrap/scrollspy
 //= require ./bootstrap/tab
+//= require ./bootstrap/toast
diff --git a/assets/javascripts/bootstrap.js b/assets/javascripts/bootstrap.js
index 1dc569c..bf520a0 100644
--- a/assets/javascripts/bootstrap.js
+++ b/assets/javascripts/bootstrap.js
@@ -1,16 +1,16 @@
 /*!
-  * Bootstrap v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
-  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('popper.js'), require('jquery')) :
-  typeof define === 'function' && define.amd ? define(['exports', 'popper.js', 'jquery'], factory) :
-  (factory((global.bootstrap = {}),global.Popper,global.jQuery));
-}(this, (function (exports,Popper,$) { 'use strict';
+  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('jquery'), require('popper.js')) :
+  typeof define === 'function' && define.amd ? define(['exports', 'jquery', 'popper.js'], factory) :
+  (global = global || self, factory(global.bootstrap = {}, global.jQuery, global.Popper));
+}(this, function (exports, $, Popper) { 'use strict';
 
-  Popper = Popper && Popper.hasOwnProperty('default') ? Popper['default'] : Popper;
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
+  Popper = Popper && Popper.hasOwnProperty('default') ? Popper['default'] : Popper;
 
   function _defineProperties(target, props) {
     for (var i = 0; i < props.length; i++) {
@@ -70,7 +70,7 @@
 
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v4.2.1): util.js
+   * Bootstrap (v4.3.0): util.js
    * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
@@ -146,7 +146,11 @@
         selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : '';
       }
 
-      return selector && document.querySelector(selector) ? selector : null;
+      try {
+        return document.querySelector(selector) ? selector : null;
+      } catch (err) {
+        return null;
+      }
     },
     getTransitionDurationFromElement: function getTransitionDurationFromElement(element) {
       if (!element) {
@@ -226,7 +230,7 @@
    */
 
   var NAME = 'alert';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.alert';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -281,8 +285,8 @@
     _proto.dispose = function dispose() {
       $.removeData(this._element, DATA_KEY);
       this._element = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getRootElement = function _getRootElement(element) {
       var selector = Util.getSelectorFromElement(element);
@@ -324,8 +328,8 @@
 
     _proto._destroyElement = function _destroyElement(element) {
       $(element).detach().trigger(Event.CLOSED).remove();
-    }; // Static
-
+    } // Static
+    ;
 
     Alert._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -391,7 +395,7 @@
    */
 
   var NAME$1 = 'button';
-  var VERSION$1 = '4.2.1';
+  var VERSION$1 = '4.3.0';
   var DATA_KEY$1 = 'bs.button';
   var EVENT_KEY$1 = "." + DATA_KEY$1;
   var DATA_API_KEY$1 = '.data-api';
@@ -477,8 +481,8 @@
     _proto.dispose = function dispose() {
       $.removeData(this._element, DATA_KEY$1);
       this._element = null;
-    }; // Static
-
+    } // Static
+    ;
 
     Button._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -545,7 +549,7 @@
    */
 
   var NAME$2 = 'carousel';
-  var VERSION$2 = '4.2.1';
+  var VERSION$2 = '4.3.0';
   var DATA_KEY$2 = 'bs.carousel';
   var EVENT_KEY$2 = "." + DATA_KEY$2;
   var DATA_API_KEY$2 = '.data-api';
@@ -740,8 +744,8 @@
       this._isSliding = null;
       this._activeElement = null;
       this._indicatorsElement = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getConfig = function _getConfig(config) {
       config = _objectSpread({}, Default, config);
@@ -785,7 +789,9 @@
         });
       }
 
-      this._addTouchEventListeners();
+      if (this._config.touch) {
+        this._addTouchEventListeners();
+      }
     };
 
     _proto._addTouchEventListeners = function _addTouchEventListeners() {
@@ -1026,8 +1032,8 @@
       if (isCycling) {
         this.cycle();
       }
-    }; // Static
-
+    } // Static
+    ;
 
     Carousel._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -1054,7 +1060,7 @@
           }
 
           data[action]();
-        } else if (_config.interval) {
+        } else if (_config.interval && _config.ride) {
           data.pause();
           data.cycle();
         }
@@ -1143,7 +1149,7 @@
    */
 
   var NAME$3 = 'collapse';
-  var VERSION$3 = '4.2.1';
+  var VERSION$3 = '4.3.0';
   var DATA_KEY$3 = 'bs.collapse';
   var EVENT_KEY$3 = "." + DATA_KEY$3;
   var DATA_API_KEY$3 = '.data-api';
@@ -1365,8 +1371,8 @@
       this._element = null;
       this._triggerArray = null;
       this._isTransitioning = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getConfig = function _getConfig(config) {
       config = _objectSpread({}, Default$1, config);
@@ -1410,8 +1416,8 @@
       if (triggerArray.length) {
         $(triggerArray).toggleClass(ClassName$3.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
       }
-    }; // Static
-
+    } // Static
+    ;
 
     Collapse._getTargetFromElement = function _getTargetFromElement(element) {
       var selector = Util.getSelectorFromElement(element);
@@ -1503,7 +1509,7 @@
    */
 
   var NAME$4 = 'dropdown';
-  var VERSION$4 = '4.2.1';
+  var VERSION$4 = '4.3.0';
   var DATA_KEY$4 = 'bs.dropdown';
   var EVENT_KEY$4 = "." + DATA_KEY$4;
   var DATA_API_KEY$4 = '.data-api';
@@ -1732,8 +1738,8 @@
       if (this._popper !== null) {
         this._popper.scheduleUpdate();
       }
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._addEventListeners = function _addEventListeners() {
       var _this = this;
@@ -1789,24 +1795,28 @@
       return $(this._element).closest('.navbar').length > 0;
     };
 
-    _proto._getPopperConfig = function _getPopperConfig() {
+    _proto._getOffset = function _getOffset() {
       var _this2 = this;
 
-      var offsetConf = {};
+      var offset = {};
 
       if (typeof this._config.offset === 'function') {
-        offsetConf.fn = function (data) {
-          data.offsets = _objectSpread({}, data.offsets, _this2._config.offset(data.offsets) || {});
+        offset.fn = function (data) {
+          data.offsets = _objectSpread({}, data.offsets, _this2._config.offset(data.offsets, _this2._element) || {});
           return data;
         };
       } else {
-        offsetConf.offset = this._config.offset;
+        offset.offset = this._config.offset;
       }
 
+      return offset;
+    };
+
+    _proto._getPopperConfig = function _getPopperConfig() {
       var popperConfig = {
         placement: this._getPlacement(),
         modifiers: {
-          offset: offsetConf,
+          offset: this._getOffset(),
           flip: {
             enabled: this._config.flip
           },
@@ -1824,8 +1834,8 @@
       }
 
       return popperConfig;
-    }; // Static
-
+    } // Static
+    ;
 
     Dropdown._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -1909,8 +1919,8 @@
       }
 
       return parent || element.parentNode;
-    }; // eslint-disable-next-line complexity
-
+    } // eslint-disable-next-line complexity
+    ;
 
     Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
       // If not input/textarea:
@@ -2025,7 +2035,7 @@
    */
 
   var NAME$5 = 'modal';
-  var VERSION$5 = '4.2.1';
+  var VERSION$5 = '4.3.0';
   var DATA_KEY$5 = 'bs.modal';
   var EVENT_KEY$5 = "." + DATA_KEY$5;
   var DATA_API_KEY$5 = '.data-api';
@@ -2058,6 +2068,7 @@
     CLICK_DATA_API: "click" + EVENT_KEY$5 + DATA_API_KEY$5
   };
   var ClassName$5 = {
+    SCROLLABLE: 'modal-dialog-scrollable',
     SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
     BACKDROP: 'modal-backdrop',
     OPEN: 'modal-open',
@@ -2066,6 +2077,7 @@
   };
   var Selector$5 = {
     DIALOG: '.modal-dialog',
+    MODAL_BODY: '.modal-body',
     DATA_TOGGLE: '[data-toggle="modal"]',
     DATA_DISMISS: '[data-dismiss="modal"]',
     FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
@@ -2218,8 +2230,8 @@
 
     _proto.handleUpdate = function handleUpdate() {
       this._adjustDialog();
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getConfig = function _getConfig(config) {
       config = _objectSpread({}, Default$3, config);
@@ -2243,7 +2255,11 @@
 
       this._element.setAttribute('aria-modal', true);
 
-      this._element.scrollTop = 0;
+      if ($(this._dialog).hasClass(ClassName$5.SCROLLABLE)) {
+        this._dialog.querySelector(Selector$5.MODAL_BODY).scrollTop = 0;
+      } else {
+        this._element.scrollTop = 0;
+      }
 
       if (transition) {
         Util.reflow(this._element);
@@ -2413,11 +2429,11 @@
       } else if (callback) {
         callback();
       }
-    }; // ----------------------------------------------------------------------
+    } // ----------------------------------------------------------------------
     // the following methods are used to handle overflowing modals
     // todo (fat): these should probably be refactored out of modal.js
     // ----------------------------------------------------------------------
-
+    ;
 
     _proto._adjustDialog = function _adjustDialog() {
       var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
@@ -2502,8 +2518,8 @@
       var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
       document.body.removeChild(scrollDiv);
       return scrollbarWidth;
-    }; // Static
-
+    } // Static
+    ;
 
     Modal._jQueryInterface = function _jQueryInterface(config, relatedTarget) {
       return this.each(function () {
@@ -2601,7 +2617,7 @@
    */
 
   var NAME$6 = 'tooltip';
-  var VERSION$6 = '4.2.1';
+  var VERSION$6 = '4.3.0';
   var DATA_KEY$6 = 'bs.tooltip';
   var EVENT_KEY$6 = "." + DATA_KEY$6;
   var JQUERY_NO_CONFLICT$6 = $.fn[NAME$6];
@@ -2616,7 +2632,7 @@
     html: 'boolean',
     selector: '(string|boolean)',
     placement: '(string|function)',
-    offset: '(number|string)',
+    offset: '(number|string|function)',
     container: '(string|element|boolean)',
     fallbackPlacement: '(string|array)',
     boundary: '(string|element)'
@@ -2825,9 +2841,7 @@
         this._popper = new Popper(this.element, tip, {
           placement: attachment,
           modifiers: {
-            offset: {
-              offset: this.config.offset
-            },
+            offset: this._getOffset(),
             flip: {
               behavior: this.config.fallbackPlacement
             },
@@ -2936,8 +2950,8 @@
       if (this._popper !== null) {
         this._popper.scheduleUpdate();
       }
-    }; // Protected
-
+    } // Protected
+    ;
 
     _proto.isWithContent = function isWithContent() {
       return Boolean(this.getTitle());
@@ -2983,8 +2997,25 @@
       }
 
       return title;
-    }; // Private
+    } // Private
+    ;
 
+    _proto._getOffset = function _getOffset() {
+      var _this3 = this;
+
+      var offset = {};
+
+      if (typeof this.config.offset === 'function') {
+        offset.fn = function (data) {
+          data.offsets = _objectSpread({}, data.offsets, _this3.config.offset(data.offsets, _this3.element) || {});
+          return data;
+        };
+      } else {
+        offset.offset = this.config.offset;
+      }
+
+      return offset;
+    };
 
     _proto._getContainer = function _getContainer() {
       if (this.config.container === false) {
@@ -3003,27 +3034,27 @@
     };
 
     _proto._setListeners = function _setListeners() {
-      var _this3 = this;
+      var _this4 = this;
 
       var triggers = this.config.trigger.split(' ');
       triggers.forEach(function (trigger) {
         if (trigger === 'click') {
-          $(_this3.element).on(_this3.constructor.Event.CLICK, _this3.config.selector, function (event) {
-            return _this3.toggle(event);
+          $(_this4.element).on(_this4.constructor.Event.CLICK, _this4.config.selector, function (event) {
+            return _this4.toggle(event);
           });
         } else if (trigger !== Trigger.MANUAL) {
-          var eventIn = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSEENTER : _this3.constructor.Event.FOCUSIN;
-          var eventOut = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSELEAVE : _this3.constructor.Event.FOCUSOUT;
-          $(_this3.element).on(eventIn, _this3.config.selector, function (event) {
-            return _this3._enter(event);
-          }).on(eventOut, _this3.config.selector, function (event) {
-            return _this3._leave(event);
+          var eventIn = trigger === Trigger.HOVER ? _this4.constructor.Event.MOUSEENTER : _this4.constructor.Event.FOCUSIN;
+          var eventOut = trigger === Trigger.HOVER ? _this4.constructor.Event.MOUSELEAVE : _this4.constructor.Event.FOCUSOUT;
+          $(_this4.element).on(eventIn, _this4.config.selector, function (event) {
+            return _this4._enter(event);
+          }).on(eventOut, _this4.config.selector, function (event) {
+            return _this4._leave(event);
           });
         }
       });
       $(this.element).closest('.modal').on('hide.bs.modal', function () {
-        if (_this3.element) {
-          _this3.hide();
+        if (_this4.element) {
+          _this4.hide();
         }
       });
 
@@ -3188,8 +3219,8 @@
       this.hide();
       this.show();
       this.config.animation = initConfigAnimation;
-    }; // Static
-
+    } // Static
+    ;
 
     Tooltip._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -3277,7 +3308,7 @@
    */
 
   var NAME$7 = 'popover';
-  var VERSION$7 = '4.2.1';
+  var VERSION$7 = '4.3.0';
   var DATA_KEY$7 = 'bs.popover';
   var EVENT_KEY$7 = "." + DATA_KEY$7;
   var JQUERY_NO_CONFLICT$7 = $.fn[NAME$7];
@@ -3360,8 +3391,8 @@
 
       this.setElementContent($tip.find(Selector$7.CONTENT), content);
       $tip.removeClass(ClassName$7.FADE + " " + ClassName$7.SHOW);
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getContent = function _getContent() {
       return this.element.getAttribute('data-content') || this.config.content;
@@ -3374,8 +3405,8 @@
       if (tabClass !== null && tabClass.length > 0) {
         $tip.removeClass(tabClass.join(''));
       }
-    }; // Static
-
+    } // Static
+    ;
 
     Popover._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -3464,7 +3495,7 @@
    */
 
   var NAME$8 = 'scrollspy';
-  var VERSION$8 = '4.2.1';
+  var VERSION$8 = '4.3.0';
   var DATA_KEY$8 = 'bs.scrollspy';
   var EVENT_KEY$8 = "." + DATA_KEY$8;
   var DATA_API_KEY$6 = '.data-api';
@@ -3587,8 +3618,8 @@
       this._targets = null;
       this._activeTarget = null;
       this._scrollHeight = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getConfig = function _getConfig(config) {
       config = _objectSpread({}, Default$6, typeof config === 'object' && config ? config : {});
@@ -3695,8 +3726,8 @@
       }).forEach(function (node) {
         return node.classList.remove(ClassName$8.ACTIVE);
       });
-    }; // Static
-
+    } // Static
+    ;
 
     ScrollSpy._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -3771,7 +3802,7 @@
    */
 
   var NAME$9 = 'tab';
-  var VERSION$9 = '4.2.1';
+  var VERSION$9 = '4.3.0';
   var DATA_KEY$9 = 'bs.tab';
   var EVENT_KEY$9 = "." + DATA_KEY$9;
   var DATA_API_KEY$7 = '.data-api';
@@ -3879,8 +3910,8 @@
     _proto.dispose = function dispose() {
       $.removeData(this._element, DATA_KEY$9);
       this._element = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._activate = function _activate(element, container, callback) {
       var _this2 = this;
@@ -3922,7 +3953,10 @@
       }
 
       Util.reflow(element);
-      $(element).addClass(ClassName$9.SHOW);
+
+      if (element.classList.contains(ClassName$9.FADE)) {
+        element.classList.add(ClassName$9.SHOW);
+      }
 
       if (element.parentNode && $(element.parentNode).hasClass(ClassName$9.DROPDOWN_MENU)) {
         var dropdownElement = $(element).closest(Selector$9.DROPDOWN)[0];
@@ -3938,8 +3972,8 @@
       if (callback) {
         callback();
       }
-    }; // Static
-
+    } // Static
+    ;
 
     Tab._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -4003,7 +4037,7 @@
    */
 
   var NAME$a = 'toast';
-  var VERSION$a = '4.2.1';
+  var VERSION$a = '4.3.0';
   var DATA_KEY$a = 'bs.toast';
   var EVENT_KEY$a = "." + DATA_KEY$a;
   var JQUERY_NO_CONFLICT$a = $.fn[NAME$a];
@@ -4118,8 +4152,8 @@
       $.removeData(this._element, DATA_KEY$a);
       this._element = null;
       this._config = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getConfig = function _getConfig(config) {
       config = _objectSpread({}, Default$7, $(this._element).data(), typeof config === 'object' && config ? config : {});
@@ -4152,8 +4186,8 @@
       } else {
         complete();
       }
-    }; // Static
-
+    } // Static
+    ;
 
     Toast._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -4187,6 +4221,11 @@
       get: function get() {
         return DefaultType$7;
       }
+    }, {
+      key: "Default",
+      get: function get() {
+        return Default$7;
+      }
     }]);
 
     return Toast;
@@ -4208,7 +4247,7 @@
 
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v4.2.1): index.js
+   * Bootstrap (v4.3.0): index.js
    * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
@@ -4245,4 +4284,4 @@
 
   Object.defineProperty(exports, '__esModule', { value: true });
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap.min.js b/assets/javascripts/bootstrap.min.js
index d33c9cc..3b7e7ad 100644
--- a/assets/javascripts/bootstrap.min.js
+++ b/assets/javascripts/bootstrap.min.js
@@ -1,6 +1,6 @@
 /*!
-  * Bootstrap v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
-!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports,require("popper.js"),require("jquery")):"function"==typeof define&&define.amd?define(["exports","popper.js","jquery"],e):e(t.bootstrap={},t.Popper,t.jQuery)}(this,function(t,u,g){"use strict";function i(t,e){for(var n=0;n<e.length;n++){var i=e[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}function s(t,e,n){return e&&i(t.prototype,e),n&&i(t,n),t}function l(o){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{},e=Object.keys(r);"function"==typeof Object.getOwnPropertySymbols&&(e=e.concat(Object.getOwnPropertySymbols(r).filter(function(t){return Object.getOwnPropertyDescriptor(r,t).enumerable}))),e.forEach(function(t){var e,n,i;e=o,i=r[n=t],n in e?Object.defineProperty(e,n,{value:i,enumerable:!0,configurable:!0,writable:!0}):e[n]=i})}return o}u=u&&u.hasOwnProperty("default")?u.default:u,g=g&&g.hasOwnProperty("default")?g.default:g;var e="transitionend";function n(t){var e=this,n=!1;return g(this).one(_.TRANSITION_END,function(){n=!0}),setTimeout(function(){n||_.triggerTransitionEnd(e)},t),this}var _={TRANSITION_END:"bsTransitionEnd",getUID:function(t){for(;t+=~~(1e6*Math.random()),document.getElementById(t););return t},getSelectorFromElement:function(t){var e=t.getAttribute("data-target");if(!e||"#"===e){var n=t.getAttribute("href");e=n&&"#"!==n?n.trim():""}return e&&document.querySelector(e)?e:null},getTransitionDurationFromElement:function(t){if(!t)return 0;var e=g(t).css("transition-duration"),n=g(t).css("transition-delay"),i=parseFloat(e),o=parseFloat(n);return i||o?(e=e.split(",")[0],n=n.split(",")[0],1e3*(parseFloat(e)+parseFloat(n))):0},reflow:function(t){return t.offsetHeight},triggerTransitionEnd:function(t){g(t).trigger(e)},supportsTransitionEnd:function(){return 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this.tip=this.tip||g(this.config.template)[0],this.tip},o.setContent=function(){var t=g(this.getTipElement());this.setElementContent(t.find(Ge),this.getTitle());var e=this._getContent();"function"==typeof e&&(e=e.call(this.element)),this.setElementContent(t.find(Je),e),t.removeClass(Xe+" "+ze)},o._getContent=function(){return this.element.getAttribute("data-content")||this.config.content},o._cleanTipClass=function(){var t=g(this.getTipElement()),e=t.attr("class").match(Be);null!==e&&0<e.length&&t.removeClass(e.join(""))},i._jQueryInterface=function(n){return this.each(function(){var t=g(this).data(qe),e="object"==typeof n?n:null;if((t||!/dispose|hide/.test(n))&&(t||(t=new i(this,e),g(this).data(qe,t)),"string"==typeof n)){if("undefined"==typeof t[n])throw new TypeError('No method named "'+n+'"');t[n]()}})},s(i,null,[{key:"VERSION",get:function(){return"4.3.0"}},{key:"Default",get:function(){return Ve}},{key:"NAME",get:function(){return Fe}},{key:"DATA_KEY",get:function(){return 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"+mn,this._offsets=[],this._targets=[],this._activeTarget=null,this._scrollHeight=0,g(this._scrollElement).on(an.SCROLL,function(t){return n._process(t)}),this.refresh(),this._process()}var t=n.prototype;return t.refresh=function(){var e=this,t=this._scrollElement===this._scrollElement.window?vn:yn,o="auto"===this._config.method?t:this._config.method,r=o===yn?this._getScrollTop():0;this._offsets=[],this._targets=[],this._scrollHeight=this._getScrollHeight(),[].slice.call(document.querySelectorAll(this._selector)).map(function(t){var e,n=_.getSelectorFromElement(t);if(n&&(e=document.querySelector(n)),e){var i=e.getBoundingClientRect();if(i.width||i.height)return[g(e)[o]().top+r,n]}return null}).filter(function(t){return t}).sort(function(t,e){return t[0]-e[0]}).forEach(function(t){e._offsets.push(t[0]),e._targets.push(t[1])})},t.dispose=function(){g.removeData(this._element,en),g(this._scrollElement).off(nn),this._element=null,this._scrollElement=null,this._config=null,this._selector=null,this._offsets=null,this._targets=null,this._activeTarget=null,this._scrollHeight=null},t._getConfig=function(t){if("string"!=typeof(t=l({},rn,"object"==typeof t&&t?t:{})).target){var e=g(t.target).attr("id");e||(e=_.getUID(tn),g(t.target).attr("id",e)),t.target="#"+e}return _.typeCheckConfig(tn,t,sn),t},t._getScrollTop=function(){return this._scrollElement===window?this._scrollElement.pageYOffset:this._scrollElement.scrollTop},t._getScrollHeight=function(){return this._scrollElement.scrollHeight||Math.max(document.body.scrollHeight,document.documentElement.scrollHeight)},t._getOffsetHeight=function(){return this._scrollElement===window?window.innerHeight:this._scrollElement.getBoundingClientRect().height},t._process=function(){var t=this._getScrollTop()+this._config.offset,e=this._getScrollHeight(),n=this._config.offset+e-this._getOffsetHeight();if(this._scrollHeight!==e&&this.refresh(),n<=t){var i=this._targets[this._targets.length-1];this._activeTarget!==i&&this._activate(i)}else{if(this._activeTarget&&t<this._offsets[0]&&0<this._offsets[0])return this._activeTarget=null,void this._clear();for(var o=this._offsets.length;o--;){this._activeTarget!==this._targets[o]&&t>=this._offsets[o]&&("undefined"==typeof this._offsets[o+1]||t<this._offsets[o+1])&&this._activate(this._targets[o])}}},t._activate=function(e){this._activeTarget=e,this._clear();var t=this._selector.split(",").map(function(t){return t+'[data-target="'+e+'"],'+t+'[href="'+e+'"]'}),n=g([].slice.call(document.querySelectorAll(t.join(","))));n.hasClass(ln)?(n.closest(_n).find(pn).addClass(cn),n.addClass(cn)):(n.addClass(cn),n.parents(un).prev(fn+", "+gn).addClass(cn),n.parents(un).prev(dn).children(fn).addClass(cn)),g(this._scrollElement).trigger(an.ACTIVATE,{relatedTarget:e})},t._clear=function(){[].slice.call(document.querySelectorAll(this._selector)).filter(function(t){return t.classList.contains(cn)}).forEach(function(t){return t.classList.remove(cn)})},n._jQueryInterface=function(e){return this.each(function(){var t=g(this).data(en);if(t||(t=new n(this,"object"==typeof e&&e),g(this).data(en,t)),"string"==typeof e){if("undefined"==typeof t[e])throw new TypeError('No method named "'+e+'"');t[e]()}})},s(n,null,[{key:"VERSION",get:function(){return"4.3.0"}},{key:"Default",get:function(){return rn}}]),n}();g(window).on(an.LOAD_DATA_API,function(){for(var t=[].slice.call(document.querySelectorAll(hn)),e=t.length;e--;){var n=g(t[e]);En._jQueryInterface.call(n,n.data())}}),g.fn[tn]=En._jQueryInterface,g.fn[tn].Constructor=En,g.fn[tn].noConflict=function(){return g.fn[tn]=on,En._jQueryInterface};var Cn="bs.tab",Tn="."+Cn,Sn=g.fn.tab,bn={HIDE:"hide"+Tn,HIDDEN:"hidden"+Tn,SHOW:"show"+Tn,SHOWN:"shown"+Tn,CLICK_DATA_API:"click"+Tn+".data-api"},In="dropdown-menu",Dn="active",wn="disabled",An="fade",Nn="show",On=".dropdown",kn=".nav, .list-group",Pn=".active",Ln="> li > .active",jn='[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',Hn=".dropdown-toggle",Rn="> .dropdown-menu .active",Un=function(){function i(t){this._element=t}var t=i.prototype;return t.show=function(){var n=this;if(!(this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE&&g(this._element).hasClass(Dn)||g(this._element).hasClass(wn))){var t,i,e=g(this._element).closest(kn)[0],o=_.getSelectorFromElement(this._element);if(e){var r="UL"===e.nodeName||"OL"===e.nodeName?Ln:Pn;i=(i=g.makeArray(g(e).find(r)))[i.length-1]}var s=g.Event(bn.HIDE,{relatedTarget:this._element}),a=g.Event(bn.SHOW,{relatedTarget:i});if(i&&g(i).trigger(s),g(this._element).trigger(a),!a.isDefaultPrevented()&&!s.isDefaultPrevented()){o&&(t=document.querySelector(o)),this._activate(this._element,e);var l=function(){var t=g.Event(bn.HIDDEN,{relatedTarget:n._element}),e=g.Event(bn.SHOWN,{relatedTarget:i});g(i).trigger(t),g(n._element).trigger(e)};t?this._activate(t,t.parentNode,l):l()}}},t.dispose=function(){g.removeData(this._element,Cn),this._element=null},t._activate=function(t,e,n){var i=this,o=(!e||"UL"!==e.nodeName&&"OL"!==e.nodeName?g(e).children(Pn):g(e).find(Ln))[0],r=n&&o&&g(o).hasClass(An),s=function(){return i._transitionComplete(t,o,n)};if(o&&r){var a=_.getTransitionDurationFromElement(o);g(o).removeClass(Nn).one(_.TRANSITION_END,s).emulateTransitionEnd(a)}else s()},t._transitionComplete=function(t,e,n){if(e){g(e).removeClass(Dn);var i=g(e.parentNode).find(Rn)[0];i&&g(i).removeClass(Dn),"tab"===e.getAttribute("role")&&e.setAttribute("aria-selected",!1)}if(g(t).addClass(Dn),"tab"===t.getAttribute("role")&&t.setAttribute("aria-selected",!0),_.reflow(t),t.classList.contains(An)&&t.classList.add(Nn),t.parentNode&&g(t.parentNode).hasClass(In)){var o=g(t).closest(On)[0];if(o){var r=[].slice.call(o.querySelectorAll(Hn));g(r).addClass(Dn)}t.setAttribute("aria-expanded",!0)}n&&n()},i._jQueryInterface=function(n){return this.each(function(){var t=g(this),e=t.data(Cn);if(e||(e=new i(this),t.data(Cn,e)),"string"==typeof n){if("undefined"==typeof e[n])throw new TypeError('No method named "'+n+'"');e[n]()}})},s(i,null,[{key:"VERSION",get:function(){return"4.3.0"}}]),i}();g(document).on(bn.CLICK_DATA_API,jn,function(t){t.preventDefault(),Un._jQueryInterface.call(g(this),"show")}),g.fn.tab=Un._jQueryInterface,g.fn.tab.Constructor=Un,g.fn.tab.noConflict=function(){return g.fn.tab=Sn,Un._jQueryInterface};var Wn="toast",xn="bs.toast",Fn="."+xn,qn=g.fn[Wn],Mn={CLICK_DISMISS:"click.dismiss"+Fn,HIDE:"hide"+Fn,HIDDEN:"hidden"+Fn,SHOW:"show"+Fn,SHOWN:"shown"+Fn},Kn="fade",Qn="hide",Bn="show",Vn="showing",Yn={animation:"boolean",autohide:"boolean",delay:"number"},Xn={animation:!0,autohide:!0,delay:500},zn='[data-dismiss="toast"]',Gn=function(){function i(t,e){this._element=t,this._config=this._getConfig(e),this._timeout=null,this._setListeners()}var t=i.prototype;return t.show=function(){var t=this;g(this._element).trigger(Mn.SHOW),this._config.animation&&this._element.classList.add(Kn);var e=function(){t._element.classList.remove(Vn),t._element.classList.add(Bn),g(t._element).trigger(Mn.SHOWN),t._config.autohide&&t.hide()};if(this._element.classList.remove(Qn),this._element.classList.add(Vn),this._config.animation){var n=_.getTransitionDurationFromElement(this._element);g(this._element).one(_.TRANSITION_END,e).emulateTransitionEnd(n)}else e()},t.hide=function(t){var e=this;this._element.classList.contains(Bn)&&(g(this._element).trigger(Mn.HIDE),t?this._close():this._timeout=setTimeout(function(){e._close()},this._config.delay))},t.dispose=function(){clearTimeout(this._timeout),this._timeout=null,this._element.classList.contains(Bn)&&this._element.classList.remove(Bn),g(this._element).off(Mn.CLICK_DISMISS),g.removeData(this._element,xn),this._element=null,this._config=null},t._getConfig=function(t){return t=l({},Xn,g(this._element).data(),"object"==typeof t&&t?t:{}),_.typeCheckConfig(Wn,t,this.constructor.DefaultType),t},t._setListeners=function(){var t=this;g(this._element).on(Mn.CLICK_DISMISS,zn,function(){return t.hide(!0)})},t._close=function(){var t=this,e=function(){t._element.classList.add(Qn),g(t._element).trigger(Mn.HIDDEN)};if(this._element.classList.remove(Bn),this._config.animation){var n=_.getTransitionDurationFromElement(this._element);g(this._element).one(_.TRANSITION_END,e).emulateTransitionEnd(n)}else e()},i._jQueryInterface=function(n){return this.each(function(){var t=g(this),e=t.data(xn);if(e||(e=new i(this,"object"==typeof n&&n),t.data(xn,e)),"string"==typeof n){if("undefined"==typeof e[n])throw new TypeError('No method named "'+n+'"');e[n](this)}})},s(i,null,[{key:"VERSION",get:function(){return"4.3.0"}},{key:"DefaultType",get:function(){return Yn}},{key:"Default",get:function(){return Xn}}]),i}();g.fn[Wn]=Gn._jQueryInterface,g.fn[Wn].Constructor=Gn,g.fn[Wn].noConflict=function(){return g.fn[Wn]=qn,Gn._jQueryInterface},function(){if("undefined"==typeof g)throw new TypeError("Bootstrap's JavaScript requires jQuery. jQuery must be included before Bootstrap's JavaScript.");var t=g.fn.jquery.split(" ")[0].split(".");if(t[0]<2&&t[1]<9||1===t[0]&&9===t[1]&&t[2]<1||4<=t[0])throw new Error("Bootstrap's JavaScript requires at least jQuery v1.9.1 but less than v4.0.0")}(),t.Util=_,t.Alert=p,t.Button=P,t.Carousel=lt,t.Collapse=bt,t.Dropdown=Zt,t.Modal=ve,t.Popover=$e,t.Scrollspy=En,t.Tab=Un,t.Toast=Gn,t.Tooltip=xe,Object.defineProperty(t,"__esModule",{value:!0})});
diff --git a/assets/javascripts/bootstrap/alert.js b/assets/javascripts/bootstrap/alert.js
index 29c32bb..7415327 100644
--- a/assets/javascripts/bootstrap/alert.js
+++ b/assets/javascripts/bootstrap/alert.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap alert.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap alert.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
   typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) :
-  (global.Alert = factory(global.jQuery,global.Util));
-}(this, (function ($,Util) { 'use strict';
+  (global = global || self, global.Alert = factory(global.jQuery, global.Util));
+}(this, function ($, Util) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
   Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util;
@@ -35,7 +35,7 @@
    */
 
   var NAME = 'alert';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.alert';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -90,8 +90,8 @@
     _proto.dispose = function dispose() {
       $.removeData(this._element, DATA_KEY);
       this._element = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getRootElement = function _getRootElement(element) {
       var selector = Util.getSelectorFromElement(element);
@@ -133,8 +133,8 @@
 
     _proto._destroyElement = function _destroyElement(element) {
       $(element).detach().trigger(Event.CLOSED).remove();
-    }; // Static
-
+    } // Static
+    ;
 
     Alert._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -195,4 +195,4 @@
 
   return Alert;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/button.js b/assets/javascripts/bootstrap/button.js
index 1175c5e..e906cd8 100644
--- a/assets/javascripts/bootstrap/button.js
+++ b/assets/javascripts/bootstrap/button.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap button.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap button.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery')) :
   typeof define === 'function' && define.amd ? define(['jquery'], factory) :
-  (global.Button = factory(global.jQuery));
-}(this, (function ($) { 'use strict';
+  (global = global || self, global.Button = factory(global.jQuery));
+}(this, function ($) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
 
@@ -34,7 +34,7 @@
    */
 
   var NAME = 'button';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.button';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -120,8 +120,8 @@
     _proto.dispose = function dispose() {
       $.removeData(this._element, DATA_KEY);
       this._element = null;
-    }; // Static
-
+    } // Static
+    ;
 
     Button._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -183,4 +183,4 @@
 
   return Button;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/carousel.js b/assets/javascripts/bootstrap/carousel.js
index b18c40e..f74f819 100644
--- a/assets/javascripts/bootstrap/carousel.js
+++ b/assets/javascripts/bootstrap/carousel.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap carousel.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap carousel.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
   typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) :
-  (global.Carousel = factory(global.jQuery,global.Util));
-}(this, (function ($,Util) { 'use strict';
+  (global = global || self, global.Carousel = factory(global.jQuery, global.Util));
+}(this, function ($, Util) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
   Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util;
@@ -69,7 +69,7 @@
    */
 
   var NAME = 'carousel';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.carousel';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -264,8 +264,8 @@
       this._isSliding = null;
       this._activeElement = null;
       this._indicatorsElement = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getConfig = function _getConfig(config) {
       config = _objectSpread({}, Default, config);
@@ -309,7 +309,9 @@
         });
       }
 
-      this._addTouchEventListeners();
+      if (this._config.touch) {
+        this._addTouchEventListeners();
+      }
     };
 
     _proto._addTouchEventListeners = function _addTouchEventListeners() {
@@ -550,8 +552,8 @@
       if (isCycling) {
         this.cycle();
       }
-    }; // Static
-
+    } // Static
+    ;
 
     Carousel._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -578,7 +580,7 @@
           }
 
           data[action]();
-        } else if (_config.interval) {
+        } else if (_config.interval && _config.ride) {
           data.pause();
           data.cycle();
         }
@@ -662,4 +664,4 @@
 
   return Carousel;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/collapse.js b/assets/javascripts/bootstrap/collapse.js
index ca8c436..f5a9356 100644
--- a/assets/javascripts/bootstrap/collapse.js
+++ b/assets/javascripts/bootstrap/collapse.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap collapse.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap collapse.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
   typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) :
-  (global.Collapse = factory(global.jQuery,global.Util));
-}(this, (function ($,Util) { 'use strict';
+  (global = global || self, global.Collapse = factory(global.jQuery, global.Util));
+}(this, function ($, Util) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
   Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util;
@@ -69,7 +69,7 @@
    */
 
   var NAME = 'collapse';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.collapse';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -291,8 +291,8 @@
       this._element = null;
       this._triggerArray = null;
       this._isTransitioning = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getConfig = function _getConfig(config) {
       config = _objectSpread({}, Default, config);
@@ -336,8 +336,8 @@
       if (triggerArray.length) {
         $(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
       }
-    }; // Static
-
+    } // Static
+    ;
 
     Collapse._getTargetFromElement = function _getTargetFromElement(element) {
       var selector = Util.getSelectorFromElement(element);
@@ -424,4 +424,4 @@
 
   return Collapse;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/dropdown.js b/assets/javascripts/bootstrap/dropdown.js
index 7b09ff7..08c8e51 100644
--- a/assets/javascripts/bootstrap/dropdown.js
+++ b/assets/javascripts/bootstrap/dropdown.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap dropdown.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap dropdown.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('popper.js'), require('./util.js')) :
   typeof define === 'function' && define.amd ? define(['jquery', 'popper.js', './util.js'], factory) :
-  (global.Dropdown = factory(global.jQuery,global.Popper,global.Util));
-}(this, (function ($,Popper,Util) { 'use strict';
+  (global = global || self, global.Dropdown = factory(global.jQuery, global.Popper, global.Util));
+}(this, function ($, Popper, Util) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
   Popper = Popper && Popper.hasOwnProperty('default') ? Popper['default'] : Popper;
@@ -70,7 +70,7 @@
    */
 
   var NAME = 'dropdown';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.dropdown';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -299,8 +299,8 @@
       if (this._popper !== null) {
         this._popper.scheduleUpdate();
       }
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._addEventListeners = function _addEventListeners() {
       var _this = this;
@@ -356,24 +356,28 @@
       return $(this._element).closest('.navbar').length > 0;
     };
 
-    _proto._getPopperConfig = function _getPopperConfig() {
+    _proto._getOffset = function _getOffset() {
       var _this2 = this;
 
-      var offsetConf = {};
+      var offset = {};
 
       if (typeof this._config.offset === 'function') {
-        offsetConf.fn = function (data) {
-          data.offsets = _objectSpread({}, data.offsets, _this2._config.offset(data.offsets) || {});
+        offset.fn = function (data) {
+          data.offsets = _objectSpread({}, data.offsets, _this2._config.offset(data.offsets, _this2._element) || {});
           return data;
         };
       } else {
-        offsetConf.offset = this._config.offset;
+        offset.offset = this._config.offset;
       }
 
+      return offset;
+    };
+
+    _proto._getPopperConfig = function _getPopperConfig() {
       var popperConfig = {
         placement: this._getPlacement(),
         modifiers: {
-          offset: offsetConf,
+          offset: this._getOffset(),
           flip: {
             enabled: this._config.flip
           },
@@ -391,8 +395,8 @@
       }
 
       return popperConfig;
-    }; // Static
-
+    } // Static
+    ;
 
     Dropdown._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -476,8 +480,8 @@
       }
 
       return parent || element.parentNode;
-    }; // eslint-disable-next-line complexity
-
+    } // eslint-disable-next-line complexity
+    ;
 
     Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
       // If not input/textarea:
@@ -587,4 +591,4 @@
 
   return Dropdown;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/modal.js b/assets/javascripts/bootstrap/modal.js
index 6be03d1..da13eb2 100644
--- a/assets/javascripts/bootstrap/modal.js
+++ b/assets/javascripts/bootstrap/modal.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap modal.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap modal.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
   typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) :
-  (global.Modal = factory(global.jQuery,global.Util));
-}(this, (function ($,Util) { 'use strict';
+  (global = global || self, global.Modal = factory(global.jQuery, global.Util));
+}(this, function ($, Util) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
   Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util;
@@ -69,7 +69,7 @@
    */
 
   var NAME = 'modal';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.modal';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -102,6 +102,7 @@
     CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
   };
   var ClassName = {
+    SCROLLABLE: 'modal-dialog-scrollable',
     SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
     BACKDROP: 'modal-backdrop',
     OPEN: 'modal-open',
@@ -110,6 +111,7 @@
   };
   var Selector = {
     DIALOG: '.modal-dialog',
+    MODAL_BODY: '.modal-body',
     DATA_TOGGLE: '[data-toggle="modal"]',
     DATA_DISMISS: '[data-dismiss="modal"]',
     FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
@@ -262,8 +264,8 @@
 
     _proto.handleUpdate = function handleUpdate() {
       this._adjustDialog();
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getConfig = function _getConfig(config) {
       config = _objectSpread({}, Default, config);
@@ -287,7 +289,11 @@
 
       this._element.setAttribute('aria-modal', true);
 
-      this._element.scrollTop = 0;
+      if ($(this._dialog).hasClass(ClassName.SCROLLABLE)) {
+        this._dialog.querySelector(Selector.MODAL_BODY).scrollTop = 0;
+      } else {
+        this._element.scrollTop = 0;
+      }
 
       if (transition) {
         Util.reflow(this._element);
@@ -457,11 +463,11 @@
       } else if (callback) {
         callback();
       }
-    }; // ----------------------------------------------------------------------
+    } // ----------------------------------------------------------------------
     // the following methods are used to handle overflowing modals
     // todo (fat): these should probably be refactored out of modal.js
     // ----------------------------------------------------------------------
-
+    ;
 
     _proto._adjustDialog = function _adjustDialog() {
       var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
@@ -546,8 +552,8 @@
       var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
       document.body.removeChild(scrollDiv);
       return scrollbarWidth;
-    }; // Static
-
+    } // Static
+    ;
 
     Modal._jQueryInterface = function _jQueryInterface(config, relatedTarget) {
       return this.each(function () {
@@ -640,4 +646,4 @@
 
   return Modal;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/popover.js b/assets/javascripts/bootstrap/popover.js
index 1226ce3..19f2e25 100644
--- a/assets/javascripts/bootstrap/popover.js
+++ b/assets/javascripts/bootstrap/popover.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap popover.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap popover.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./tooltip.js')) :
   typeof define === 'function' && define.amd ? define(['jquery', './tooltip.js'], factory) :
-  (global.Popover = factory(global.jQuery,global.Tooltip));
-}(this, (function ($,Tooltip) { 'use strict';
+  (global = global || self, global.Popover = factory(global.jQuery, global.Tooltip));
+}(this, function ($, Tooltip) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
   Tooltip = Tooltip && Tooltip.hasOwnProperty('default') ? Tooltip['default'] : Tooltip;
@@ -75,7 +75,7 @@
    */
 
   var NAME = 'popover';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.popover';
   var EVENT_KEY = "." + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
@@ -158,8 +158,8 @@
 
       this.setElementContent($tip.find(Selector.CONTENT), content);
       $tip.removeClass(ClassName.FADE + " " + ClassName.SHOW);
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getContent = function _getContent() {
       return this.element.getAttribute('data-content') || this.config.content;
@@ -172,8 +172,8 @@
       if (tabClass !== null && tabClass.length > 0) {
         $tip.removeClass(tabClass.join(''));
       }
-    }; // Static
-
+    } // Static
+    ;
 
     Popover._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -257,4 +257,4 @@
 
   return Popover;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/scrollspy.js b/assets/javascripts/bootstrap/scrollspy.js
index 8ad5408..6658d12 100644
--- a/assets/javascripts/bootstrap/scrollspy.js
+++ b/assets/javascripts/bootstrap/scrollspy.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap scrollspy.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap scrollspy.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
   typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) :
-  (global.ScrollSpy = factory(global.jQuery,global.Util));
-}(this, (function ($,Util) { 'use strict';
+  (global = global || self, global.ScrollSpy = factory(global.jQuery, global.Util));
+}(this, function ($, Util) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
   Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util;
@@ -69,7 +69,7 @@
    */
 
   var NAME = 'scrollspy';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.scrollspy';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -192,8 +192,8 @@
       this._targets = null;
       this._activeTarget = null;
       this._scrollHeight = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getConfig = function _getConfig(config) {
       config = _objectSpread({}, Default, typeof config === 'object' && config ? config : {});
@@ -300,8 +300,8 @@
       }).forEach(function (node) {
         return node.classList.remove(ClassName.ACTIVE);
       });
-    }; // Static
-
+    } // Static
+    ;
 
     ScrollSpy._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -371,4 +371,4 @@
 
   return ScrollSpy;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/tab.js b/assets/javascripts/bootstrap/tab.js
index 9851df5..3b23bcc 100644
--- a/assets/javascripts/bootstrap/tab.js
+++ b/assets/javascripts/bootstrap/tab.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap tab.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap tab.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
   typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) :
-  (global.Tab = factory(global.jQuery,global.Util));
-}(this, (function ($,Util) { 'use strict';
+  (global = global || self, global.Tab = factory(global.jQuery, global.Util));
+}(this, function ($, Util) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
   Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util;
@@ -35,7 +35,7 @@
    */
 
   var NAME = 'tab';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.tab';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -143,8 +143,8 @@
     _proto.dispose = function dispose() {
       $.removeData(this._element, DATA_KEY);
       this._element = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._activate = function _activate(element, container, callback) {
       var _this2 = this;
@@ -186,7 +186,10 @@
       }
 
       Util.reflow(element);
-      $(element).addClass(ClassName.SHOW);
+
+      if (element.classList.contains(ClassName.FADE)) {
+        element.classList.add(ClassName.SHOW);
+      }
 
       if (element.parentNode && $(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {
         var dropdownElement = $(element).closest(Selector.DROPDOWN)[0];
@@ -202,8 +205,8 @@
       if (callback) {
         callback();
       }
-    }; // Static
-
+    } // Static
+    ;
 
     Tab._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -262,4 +265,4 @@
 
   return Tab;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/toast.js b/assets/javascripts/bootstrap/toast.js
index e26b84c..9c268a9 100644
--- a/assets/javascripts/bootstrap/toast.js
+++ b/assets/javascripts/bootstrap/toast.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap toast.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap toast.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
   typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) :
-  (global.Toast = factory(global.jQuery,global.Util));
-}(this, (function ($,Util) { 'use strict';
+  (global = global || self, global.Toast = factory(global.jQuery, global.Util));
+}(this, function ($, Util) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
   Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util;
@@ -69,7 +69,7 @@
    */
 
   var NAME = 'toast';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.toast';
   var EVENT_KEY = "." + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
@@ -184,8 +184,8 @@
       $.removeData(this._element, DATA_KEY);
       this._element = null;
       this._config = null;
-    }; // Private
-
+    } // Private
+    ;
 
     _proto._getConfig = function _getConfig(config) {
       config = _objectSpread({}, Default, $(this._element).data(), typeof config === 'object' && config ? config : {});
@@ -218,8 +218,8 @@
       } else {
         complete();
       }
-    }; // Static
-
+    } // Static
+    ;
 
     Toast._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -253,6 +253,11 @@
       get: function get() {
         return DefaultType;
       }
+    }, {
+      key: "Default",
+      get: function get() {
+        return Default;
+      }
     }]);
 
     return Toast;
@@ -274,4 +279,4 @@
 
   return Toast;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/tooltip.js b/assets/javascripts/bootstrap/tooltip.js
index c89fbc0..b96de60 100644
--- a/assets/javascripts/bootstrap/tooltip.js
+++ b/assets/javascripts/bootstrap/tooltip.js
@@ -1,13 +1,13 @@
 /*!
-  * Bootstrap tooltip.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap tooltip.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('popper.js'), require('./util.js')) :
   typeof define === 'function' && define.amd ? define(['jquery', 'popper.js', './util.js'], factory) :
-  (global.Tooltip = factory(global.jQuery,global.Popper,global.Util));
-}(this, (function ($,Popper,Util) { 'use strict';
+  (global = global || self, global.Tooltip = factory(global.jQuery, global.Popper, global.Util));
+}(this, function ($, Popper, Util) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
   Popper = Popper && Popper.hasOwnProperty('default') ? Popper['default'] : Popper;
@@ -70,7 +70,7 @@
    */
 
   var NAME = 'tooltip';
-  var VERSION = '4.2.1';
+  var VERSION = '4.3.0';
   var DATA_KEY = 'bs.tooltip';
   var EVENT_KEY = "." + DATA_KEY;
   var JQUERY_NO_CONFLICT = $.fn[NAME];
@@ -85,7 +85,7 @@
     html: 'boolean',
     selector: '(string|boolean)',
     placement: '(string|function)',
-    offset: '(number|string)',
+    offset: '(number|string|function)',
     container: '(string|element|boolean)',
     fallbackPlacement: '(string|array)',
     boundary: '(string|element)'
@@ -294,9 +294,7 @@
         this._popper = new Popper(this.element, tip, {
           placement: attachment,
           modifiers: {
-            offset: {
-              offset: this.config.offset
-            },
+            offset: this._getOffset(),
             flip: {
               behavior: this.config.fallbackPlacement
             },
@@ -405,8 +403,8 @@
       if (this._popper !== null) {
         this._popper.scheduleUpdate();
       }
-    }; // Protected
-
+    } // Protected
+    ;
 
     _proto.isWithContent = function isWithContent() {
       return Boolean(this.getTitle());
@@ -452,8 +450,25 @@
       }
 
       return title;
-    }; // Private
+    } // Private
+    ;
+
+    _proto._getOffset = function _getOffset() {
+      var _this3 = this;
+
+      var offset = {};
+
+      if (typeof this.config.offset === 'function') {
+        offset.fn = function (data) {
+          data.offsets = _objectSpread({}, data.offsets, _this3.config.offset(data.offsets, _this3.element) || {});
+          return data;
+        };
+      } else {
+        offset.offset = this.config.offset;
+      }
 
+      return offset;
+    };
 
     _proto._getContainer = function _getContainer() {
       if (this.config.container === false) {
@@ -472,27 +487,27 @@
     };
 
     _proto._setListeners = function _setListeners() {
-      var _this3 = this;
+      var _this4 = this;
 
       var triggers = this.config.trigger.split(' ');
       triggers.forEach(function (trigger) {
         if (trigger === 'click') {
-          $(_this3.element).on(_this3.constructor.Event.CLICK, _this3.config.selector, function (event) {
-            return _this3.toggle(event);
+          $(_this4.element).on(_this4.constructor.Event.CLICK, _this4.config.selector, function (event) {
+            return _this4.toggle(event);
           });
         } else if (trigger !== Trigger.MANUAL) {
-          var eventIn = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSEENTER : _this3.constructor.Event.FOCUSIN;
-          var eventOut = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSELEAVE : _this3.constructor.Event.FOCUSOUT;
-          $(_this3.element).on(eventIn, _this3.config.selector, function (event) {
-            return _this3._enter(event);
-          }).on(eventOut, _this3.config.selector, function (event) {
-            return _this3._leave(event);
+          var eventIn = trigger === Trigger.HOVER ? _this4.constructor.Event.MOUSEENTER : _this4.constructor.Event.FOCUSIN;
+          var eventOut = trigger === Trigger.HOVER ? _this4.constructor.Event.MOUSELEAVE : _this4.constructor.Event.FOCUSOUT;
+          $(_this4.element).on(eventIn, _this4.config.selector, function (event) {
+            return _this4._enter(event);
+          }).on(eventOut, _this4.config.selector, function (event) {
+            return _this4._leave(event);
           });
         }
       });
       $(this.element).closest('.modal').on('hide.bs.modal', function () {
-        if (_this3.element) {
-          _this3.hide();
+        if (_this4.element) {
+          _this4.hide();
         }
       });
 
@@ -657,8 +672,8 @@
       this.hide();
       this.show();
       this.config.animation = initConfigAnimation;
-    }; // Static
-
+    } // Static
+    ;
 
     Tooltip._jQueryInterface = function _jQueryInterface(config) {
       return this.each(function () {
@@ -741,4 +756,4 @@
 
   return Tooltip;
 
-})));
+}));
diff --git a/assets/javascripts/bootstrap/util.js b/assets/javascripts/bootstrap/util.js
index 49fbf11..3ef0c3b 100644
--- a/assets/javascripts/bootstrap/util.js
+++ b/assets/javascripts/bootstrap/util.js
@@ -1,19 +1,19 @@
 /*!
-  * Bootstrap util.js v4.2.1 (https://getbootstrap.com/)
-  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Bootstrap util.js v4.3.0 (https://getbootstrap.com/)
+  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery')) :
   typeof define === 'function' && define.amd ? define(['jquery'], factory) :
-  (global.Util = factory(global.jQuery));
-}(this, (function ($) { 'use strict';
+  (global = global || self, global.Util = factory(global.jQuery));
+}(this, function ($) { 'use strict';
 
   $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
 
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v4.2.1): util.js
+   * Bootstrap (v4.3.0): util.js
    * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
@@ -89,7 +89,11 @@
         selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : '';
       }
 
-      return selector && document.querySelector(selector) ? selector : null;
+      try {
+        return document.querySelector(selector) ? selector : null;
+      } catch (err) {
+        return null;
+      }
     },
     getTransitionDurationFromElement: function getTransitionDurationFromElement(element) {
       if (!element) {
@@ -164,4 +168,4 @@
 
   return Util;
 
-})));
+}));
diff --git a/assets/stylesheets/_bootstrap-grid.scss b/assets/stylesheets/_bootstrap-grid.scss
index 52b830e..2b3610a 100644
--- a/assets/stylesheets/_bootstrap-grid.scss
+++ b/assets/stylesheets/_bootstrap-grid.scss
@@ -1,7 +1,7 @@
 /*!
- * Bootstrap Grid v4.2.1 (https://getbootstrap.com/)
- * Copyright 2011-2018 The Bootstrap Authors
- * Copyright 2011-2018 Twitter, Inc.
+ * Bootstrap Grid v4.3.0 (https://getbootstrap.com/)
+ * Copyright 2011-2019 The Bootstrap Authors
+ * Copyright 2011-2019 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
 
diff --git a/assets/stylesheets/_bootstrap-reboot.scss b/assets/stylesheets/_bootstrap-reboot.scss
index a10ce7a..4cef8eb 100644
--- a/assets/stylesheets/_bootstrap-reboot.scss
+++ b/assets/stylesheets/_bootstrap-reboot.scss
@@ -1,7 +1,7 @@
 /*!
- * Bootstrap Reboot v4.2.1 (https://getbootstrap.com/)
- * Copyright 2011-2018 The Bootstrap Authors
- * Copyright 2011-2018 Twitter, Inc.
+ * Bootstrap Reboot v4.3.0 (https://getbootstrap.com/)
+ * Copyright 2011-2019 The Bootstrap Authors
+ * Copyright 2011-2019 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md)
  */
diff --git a/assets/stylesheets/_bootstrap.scss b/assets/stylesheets/_bootstrap.scss
index 4de1658..4e0da65 100644
--- a/assets/stylesheets/_bootstrap.scss
+++ b/assets/stylesheets/_bootstrap.scss
@@ -1,7 +1,7 @@
 /*!
- * Bootstrap v4.2.1 (https://getbootstrap.com/)
- * Copyright 2011-2018 The Bootstrap Authors
- * Copyright 2011-2018 Twitter, Inc.
+ * Bootstrap v4.3.0 (https://getbootstrap.com/)
+ * Copyright 2011-2019 The Bootstrap Authors
+ * Copyright 2011-2019 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
 
diff --git a/assets/stylesheets/bootstrap/_badge.scss b/assets/stylesheets/bootstrap/_badge.scss
index bdbe4b9..2082f05 100644
--- a/assets/stylesheets/bootstrap/_badge.scss
+++ b/assets/stylesheets/bootstrap/_badge.scss
@@ -6,13 +6,14 @@
 .badge {
   display: inline-block;
   padding: $badge-padding-y $badge-padding-x;
-  font-size: $badge-font-size;
+  @include font-size($badge-font-size);
   font-weight: $badge-font-weight;
   line-height: 1;
   text-align: center;
   white-space: nowrap;
   vertical-align: baseline;
   @include border-radius($badge-border-radius);
+  @include transition($badge-transition);
 
   @at-root a#{&} {
     @include hover-focus {
diff --git a/assets/stylesheets/bootstrap/_buttons.scss b/assets/stylesheets/bootstrap/_buttons.scss
index 7c45534..2a7d94a 100644
--- a/assets/stylesheets/bootstrap/_buttons.scss
+++ b/assets/stylesheets/bootstrap/_buttons.scss
@@ -6,6 +6,7 @@
 
 .btn {
   display: inline-block;
+  font-family: $btn-font-family;
   font-weight: $btn-font-weight;
   color: $body-color;
   text-align: center;
@@ -34,11 +35,6 @@
     @include box-shadow(none);
   }
 
-  // Opinionated: add "hand" cursor to non-disabled .btn elements
-  &:not(:disabled):not(.disabled) {
-    cursor: pointer;
-  }
-
   &:not(:disabled):not(.disabled):active,
   &:not(:disabled):not(.disabled).active {
     @include box-shadow($btn-active-box-shadow);
@@ -81,6 +77,7 @@ fieldset:disabled a.btn {
 .btn-link {
   font-weight: $font-weight-normal;
   color: $link-color;
+  text-decoration: $link-decoration;
 
   @include hover {
     color: $link-hover-color;
diff --git a/assets/stylesheets/bootstrap/_card.scss b/assets/stylesheets/bootstrap/_card.scss
index 377bec0..c6b67ce 100644
--- a/assets/stylesheets/bootstrap/_card.scss
+++ b/assets/stylesheets/bootstrap/_card.scss
@@ -6,7 +6,7 @@
   position: relative;
   display: flex;
   flex-direction: column;
-  min-width: 0;
+  min-width: 0; // See https://github.com/twbs/bootstrap/pull/22740#issuecomment-305868106
   word-wrap: break-word;
   background-color: $card-bg;
   background-clip: border-box;
@@ -36,6 +36,7 @@
   // as much space as possible, ensuring footers are aligned to the bottom.
   flex: 1 1 auto;
   padding: $card-spacer-x;
+  color: $card-color;
 }
 
 .card-title {
@@ -195,55 +196,35 @@
 
       // Handle rounded corners
       @if $enable-rounded {
-        &:first-child {
+        &:not(:last-child) {
           @include border-right-radius(0);
 
           .card-img-top,
           .card-header {
+            // stylelint-disable-next-line property-blacklist
             border-top-right-radius: 0;
           }
           .card-img-bottom,
           .card-footer {
+            // stylelint-disable-next-line property-blacklist
             border-bottom-right-radius: 0;
           }
         }
 
-        &:last-child {
+        &:not(:first-child) {
           @include border-left-radius(0);
 
           .card-img-top,
           .card-header {
+            // stylelint-disable-next-line property-blacklist
             border-top-left-radius: 0;
           }
           .card-img-bottom,
           .card-footer {
+            // stylelint-disable-next-line property-blacklist
             border-bottom-left-radius: 0;
           }
         }
-
-        &:only-child {
-          @include border-radius($card-border-radius);
-
-          .card-img-top,
-          .card-header {
-            @include border-top-radius($card-border-radius);
-          }
-          .card-img-bottom,
-          .card-footer {
-            @include border-bottom-radius($card-border-radius);
-          }
-        }
-
-        &:not(:first-child):not(:last-child):not(:only-child) {
-          @include border-radius(0);
-
-          .card-img-top,
-          .card-img-bottom,
-          .card-header,
-          .card-footer {
-            @include border-radius(0);
-          }
-        }
       }
     }
   }
@@ -278,29 +259,27 @@
 //
 
 .accordion {
-  .card {
+  > .card {
     overflow: hidden;
 
     &:not(:first-of-type) {
       .card-header:first-child {
-        border-radius: 0;
+        @include border-radius(0);
       }
 
       &:not(:last-of-type) {
         border-bottom: 0;
-        border-radius: 0;
+        @include border-radius(0);
       }
     }
 
     &:first-of-type {
       border-bottom: 0;
-      border-bottom-right-radius: 0;
-      border-bottom-left-radius: 0;
+      @include border-bottom-radius(0);
     }
 
     &:last-of-type {
-      border-top-left-radius: 0;
-      border-top-right-radius: 0;
+      @include border-top-radius(0);
     }
 
     .card-header {
diff --git a/assets/stylesheets/bootstrap/_carousel.scss b/assets/stylesheets/bootstrap/_carousel.scss
index 8e6639a..20ea04b 100644
--- a/assets/stylesheets/bootstrap/_carousel.scss
+++ b/assets/stylesheets/bootstrap/_carousel.scss
@@ -127,8 +127,7 @@
   display: inline-block;
   width: $carousel-control-icon-width;
   height: $carousel-control-icon-width;
-  background: transparent no-repeat center center;
-  background-size: 100% 100%;
+  background: no-repeat 50% / 100% 100%;
 }
 .carousel-control-prev-icon {
   background-image: $carousel-control-prev-icon-bg;
diff --git a/assets/stylesheets/bootstrap/_close.scss b/assets/stylesheets/bootstrap/_close.scss
index 821922f..5cc96f5 100644
--- a/assets/stylesheets/bootstrap/_close.scss
+++ b/assets/stylesheets/bootstrap/_close.scss
@@ -1,6 +1,6 @@
 .close {
   float: right;
-  font-size: $close-font-size;
+  @include font-size($close-font-size);
   font-weight: $close-font-weight;
   line-height: 1;
   color: $close-color;
@@ -17,9 +17,6 @@
     @include hover-focus {
       opacity: .75;
     }
-
-    // Opinionated: add "hand" cursor to non-disabled .close elements
-    cursor: pointer;
   }
 }
 
diff --git a/assets/stylesheets/bootstrap/_code.scss b/assets/stylesheets/bootstrap/_code.scss
index 9b2e027..74b6e1c 100644
--- a/assets/stylesheets/bootstrap/_code.scss
+++ b/assets/stylesheets/bootstrap/_code.scss
@@ -1,6 +1,6 @@
 // Inline code
 code {
-  font-size: $code-font-size;
+  @include font-size($code-font-size);
   color: $code-color;
   word-break: break-word;
 
@@ -13,7 +13,7 @@ code {
 // User input typically entered via keyboard
 kbd {
   padding: $kbd-padding-y $kbd-padding-x;
-  font-size: $kbd-font-size;
+  @include font-size($kbd-font-size);
   color: $kbd-color;
   background-color: $kbd-bg;
   @include border-radius($border-radius-sm);
@@ -21,7 +21,7 @@ kbd {
 
   kbd {
     padding: 0;
-    font-size: 100%;
+    @include font-size(100%);
     font-weight: $nested-kbd-font-weight;
     @include box-shadow(none);
   }
@@ -30,12 +30,12 @@ kbd {
 // Blocks of code
 pre {
   display: block;
-  font-size: $code-font-size;
+  @include font-size($code-font-size);
   color: $pre-color;
 
   // Account for some code outputs that place code tags in pre tags
   code {
-    font-size: inherit;
+    @include font-size(inherit);
     color: inherit;
     word-break: normal;
   }
diff --git a/assets/stylesheets/bootstrap/_custom-forms.scss b/assets/stylesheets/bootstrap/_custom-forms.scss
index e6bf7ad..03f3fc5 100644
--- a/assets/stylesheets/bootstrap/_custom-forms.scss
+++ b/assets/stylesheets/bootstrap/_custom-forms.scss
@@ -95,9 +95,7 @@
     width: $custom-control-indicator-size;
     height: $custom-control-indicator-size;
     content: "";
-    background-repeat: no-repeat;
-    background-position: center center;
-    background-size: $custom-control-indicator-bg-size;
+    background: no-repeat 50% / #{$custom-control-indicator-bg-size};
   }
 }
 
@@ -144,6 +142,7 @@
 
 .custom-radio {
   .custom-control-label::before {
+    // stylelint-disable-next-line property-blacklist
     border-radius: $custom-radio-indicator-border-radius;
   }
 
@@ -173,6 +172,7 @@
       left: -($custom-switch-width + $custom-control-gutter);
       width: $custom-switch-width;
       pointer-events: all;
+      // stylelint-disable-next-line property-blacklist
       border-radius: $custom-switch-indicator-border-radius;
     }
 
@@ -182,6 +182,7 @@
       width: $custom-switch-indicator-size;
       height: $custom-switch-indicator-size;
       background-color: $custom-control-indicator-border-color;
+      // stylelint-disable-next-line property-blacklist
       border-radius: $custom-switch-indicator-border-radius;
       @include transition(transform .15s ease-in-out, $custom-forms-transition);
     }
@@ -213,6 +214,8 @@
   width: 100%;
   height: $custom-select-height;
   padding: $custom-select-padding-y ($custom-select-padding-x + $custom-select-indicator-padding) $custom-select-padding-y $custom-select-padding-x;
+  font-family: $custom-select-font-family;
+  @include font-size($custom-select-font-size);
   font-weight: $custom-select-font-weight;
   line-height: $custom-select-line-height;
   color: $custom-select-color;
@@ -220,11 +223,7 @@
   background: $custom-select-background;
   background-color: $custom-select-bg;
   border: $custom-select-border-width solid $custom-select-border-color;
-  @if $enable-rounded {
-    border-radius: $custom-select-border-radius;
-  } @else {
-    border-radius: 0;
-  }
+  @include border-radius($custom-select-border-radius, 0);
   @include box-shadow($custom-select-box-shadow);
   appearance: none;
 
@@ -262,7 +261,7 @@
 
   // Hides the default caret in IE11
   &::-ms-expand {
-    opacity: 0;
+    display: none;
   }
 }
 
@@ -271,7 +270,7 @@
   padding-top: $custom-select-padding-y-sm;
   padding-bottom: $custom-select-padding-y-sm;
   padding-left: $custom-select-padding-x-sm;
-  font-size: $custom-select-font-size-sm;
+  @include font-size($custom-select-font-size-sm);
 }
 
 .custom-select-lg {
@@ -279,7 +278,7 @@
   padding-top: $custom-select-padding-y-lg;
   padding-bottom: $custom-select-padding-y-lg;
   padding-left: $custom-select-padding-x-lg;
-  font-size: $custom-select-font-size-lg;
+  @include font-size($custom-select-font-size-lg);
 }
 
 
@@ -331,6 +330,7 @@
   z-index: 1;
   height: $custom-file-height;
   padding: $custom-file-padding-y $custom-file-padding-x;
+  font-family: $custom-file-font-family;
   font-weight: $custom-file-font-weight;
   line-height: $custom-file-line-height;
   color: $custom-file-color;
diff --git a/assets/stylesheets/bootstrap/_dropdown.scss b/assets/stylesheets/bootstrap/_dropdown.scss
index 93c1d78..ac3c8c8 100644
--- a/assets/stylesheets/bootstrap/_dropdown.scss
+++ b/assets/stylesheets/bootstrap/_dropdown.scss
@@ -7,6 +7,8 @@
 }
 
 .dropdown-toggle {
+  white-space: nowrap;
+
   // Generate the caret automatically
   @include caret;
 }
@@ -22,8 +24,8 @@
   min-width: $dropdown-min-width;
   padding: $dropdown-padding-y 0;
   margin: $dropdown-spacer 0 0; // override default ul
-  font-size: $font-size-base; // Redeclare because nesting can cause inheritance issues
-  color: $body-color;
+  @include font-size($dropdown-font-size);
+  color: $dropdown-color;
   text-align: left; // Ensures proper alignment if parent has it changed (e.g., modal footer)
   list-style: none;
   background-color: $dropdown-bg;
@@ -37,21 +39,15 @@
   @include media-breakpoint-up($breakpoint) {
     $infix: breakpoint-infix($breakpoint, $grid-breakpoints);
 
-    .dropdown-menu#{$infix}-right {
-      right: 0;
-      left: auto;
-    }
-  }
-}
-
-@each $breakpoint in map-keys($grid-breakpoints) {
-  @include media-breakpoint-up($breakpoint) {
-    $infix: breakpoint-infix($breakpoint, $grid-breakpoints);
-
     .dropdown-menu#{$infix}-left {
       right: auto;
       left: 0;
     }
+
+    .dropdown-menu#{$infix}-right {
+      right: 0;
+      left: auto;
+    }
   }
 }
 
@@ -118,7 +114,7 @@
 
 // Dividers (basically an `<hr>`) within the dropdown
 .dropdown-divider {
-  @include nav-divider($dropdown-divider-bg);
+  @include nav-divider($dropdown-divider-bg, $dropdown-divider-margin-y);
 }
 
 // Links, buttons, and more within the dropdown menu
@@ -136,12 +132,16 @@
   background-color: transparent; // For `<button>`s
   border: 0; // For `<button>`s
 
-  &:first-child {
-    @include border-top-radius($dropdown-inner-border-radius);
-  }
+  // Prevent dropdown overflow if there's no padding
+  // See https://github.com/twbs/bootstrap/pull/27703
+  @if $dropdown-padding-y == 0 {
+    &:first-child {
+      @include border-top-radius($dropdown-inner-border-radius);
+    }
 
-  &:last-child {
-    @include border-bottom-radius($dropdown-inner-border-radius);
+    &:last-child {
+      @include border-bottom-radius($dropdown-inner-border-radius);
+    }
   }
 
   @include hover-focus {
@@ -178,7 +178,7 @@
   display: block;
   padding: $dropdown-padding-y $dropdown-item-padding-x;
   margin-bottom: 0; // for use with heading elements
-  font-size: $font-size-sm;
+  @include font-size($font-size-sm);
   color: $dropdown-header-color;
   white-space: nowrap; // as with > li > a
 }
diff --git a/assets/stylesheets/bootstrap/_forms.scss b/assets/stylesheets/bootstrap/_forms.scss
index 3622db4..ec9c335 100644
--- a/assets/stylesheets/bootstrap/_forms.scss
+++ b/assets/stylesheets/bootstrap/_forms.scss
@@ -9,7 +9,8 @@
   width: 100%;
   height: $input-height;
   padding: $input-padding-y $input-padding-x;
-  font-size: $input-font-size;
+  font-family: $input-font-family;
+  @include font-size($input-font-size);
   font-weight: $input-font-weight;
   line-height: $input-line-height;
   color: $input-color;
@@ -18,13 +19,7 @@
   border: $input-border-width solid $input-border-color;
 
   // Note: This has no effect on <select>s in some browsers, due to the limited stylability of `<select>`s in CSS.
-  @if $enable-rounded {
-    // Manually use the if/else instead of the mixin to account for iOS override
-    border-radius: $input-border-radius;
-  } @else {
-    // Otherwise undo the iOS default
-    border-radius: 0;
-  }
+  @include border-radius($input-border-radius, 0);
 
   @include box-shadow($input-box-shadow);
   @include transition($input-transition);
@@ -88,21 +83,21 @@ select.form-control {
   padding-top: calc(#{$input-padding-y} + #{$input-border-width});
   padding-bottom: calc(#{$input-padding-y} + #{$input-border-width});
   margin-bottom: 0; // Override the `<label>/<legend>` default
-  font-size: inherit; // Override the `<legend>` default
+  @include font-size(inherit); // Override the `<legend>` default
   line-height: $input-line-height;
 }
 
 .col-form-label-lg {
   padding-top: calc(#{$input-padding-y-lg} + #{$input-border-width});
   padding-bottom: calc(#{$input-padding-y-lg} + #{$input-border-width});
-  font-size: $input-font-size-lg;
+  @include font-size($input-font-size-lg);
   line-height: $input-line-height-lg;
 }
 
 .col-form-label-sm {
   padding-top: calc(#{$input-padding-y-sm} + #{$input-border-width});
   padding-bottom: calc(#{$input-padding-y-sm} + #{$input-border-width});
-  font-size: $input-font-size-sm;
+  @include font-size($input-font-size-sm);
   line-height: $input-line-height-sm;
 }
 
@@ -142,7 +137,7 @@ select.form-control {
 .form-control-sm {
   height: $input-height-sm;
   padding: $input-padding-y-sm $input-padding-x-sm;
-  font-size: $input-font-size-sm;
+  @include font-size($input-font-size-sm);
   line-height: $input-line-height-sm;
   @include border-radius($input-border-radius-sm);
 }
@@ -150,7 +145,7 @@ select.form-control {
 .form-control-lg {
   height: $input-height-lg;
   padding: $input-padding-y-lg $input-padding-x-lg;
-  font-size: $input-font-size-lg;
+  @include font-size($input-font-size-lg);
   line-height: $input-line-height-lg;
   @include border-radius($input-border-radius-lg);
 }
@@ -163,7 +158,6 @@ select.form-control {
   }
 }
 
-// stylelint-disable-next-line no-duplicate-selectors
 textarea.form-control {
   height: auto;
 }
@@ -248,8 +242,9 @@ textarea.form-control {
 // pseudo-classes but also includes `.is-invalid` and `.is-valid` classes for
 // server side validation.
 
-@include form-validation-state("valid", $form-feedback-valid-color);
-@include form-validation-state("invalid", $form-feedback-invalid-color);
+@each $state, $data in $form-validation-states {
+  @include form-validation-state($state, map-get($data, color), map-get($data, icon));
+}
 
 // Inline forms
 //
@@ -318,6 +313,7 @@ textarea.form-control {
     }
     .form-check-input {
       position: relative;
+      flex-shrink: 0;
       margin-top: 0;
       margin-right: $form-check-input-margin-x;
       margin-left: 0;
diff --git a/assets/stylesheets/bootstrap/_functions.scss b/assets/stylesheets/bootstrap/_functions.scss
index 77b8c8f..d2cc91d 100644
--- a/assets/stylesheets/bootstrap/_functions.scss
+++ b/assets/stylesheets/bootstrap/_functions.scss
@@ -21,12 +21,12 @@
 }
 
 // Starts at zero
-// Another grid mixin that ensures the min-width of the lowest breakpoint starts at 0.
-@mixin _assert-starts-at-zero($map) {
+// Used to ensure the min-width of the lowest breakpoint starts at 0.
+@mixin _assert-starts-at-zero($map, $map-name: "$grid-breakpoints") {
   $values: map-values($map);
   $first-value: nth($values, 1);
   @if $first-value != 0 {
-    @warn "First breakpoint in `$grid-breakpoints` must start at 0, but starts at #{$first-value}.";
+    @warn "First breakpoint in #{$map-name} must start at 0, but starts at #{$first-value}.";
   }
 }
 
diff --git a/assets/stylesheets/bootstrap/_images.scss b/assets/stylesheets/bootstrap/_images.scss
index 8e69b77..cb9795e 100644
--- a/assets/stylesheets/bootstrap/_images.scss
+++ b/assets/stylesheets/bootstrap/_images.scss
@@ -37,6 +37,6 @@
 }
 
 .figure-caption {
-  font-size: $figure-caption-font-size;
+  @include font-size($figure-caption-font-size);
   color: $figure-caption-color;
 }
diff --git a/assets/stylesheets/bootstrap/_input-group.scss b/assets/stylesheets/bootstrap/_input-group.scss
index 81b3307..ac49f69 100644
--- a/assets/stylesheets/bootstrap/_input-group.scss
+++ b/assets/stylesheets/bootstrap/_input-group.scss
@@ -104,7 +104,7 @@
   align-items: center;
   padding: $input-padding-y $input-padding-x;
   margin-bottom: 0; // Allow use of <label> elements by overriding our default margin-bottom
-  font-size: $font-size-base; // Match inputs
+  @include font-size($input-font-size); // Match inputs
   font-weight: $font-weight-normal;
   line-height: $input-line-height;
   color: $input-group-addon-color;
@@ -139,7 +139,7 @@
 .input-group-lg > .input-group-prepend > .btn,
 .input-group-lg > .input-group-append > .btn {
   padding: $input-padding-y-lg $input-padding-x-lg;
-  font-size: $input-font-size-lg;
+  @include font-size($input-font-size-lg);
   line-height: $input-line-height-lg;
   @include border-radius($input-border-radius-lg);
 }
@@ -156,7 +156,7 @@
 .input-group-sm > .input-group-prepend > .btn,
 .input-group-sm > .input-group-append > .btn {
   padding: $input-padding-y-sm $input-padding-x-sm;
-  font-size: $input-font-size-sm;
+  @include font-size($input-font-size-sm);
   line-height: $input-line-height-sm;
   @include border-radius($input-border-radius-sm);
 }
diff --git a/assets/stylesheets/bootstrap/_jumbotron.scss b/assets/stylesheets/bootstrap/_jumbotron.scss
index 7966bba..bcd7dca 100644
--- a/assets/stylesheets/bootstrap/_jumbotron.scss
+++ b/assets/stylesheets/bootstrap/_jumbotron.scss
@@ -1,6 +1,7 @@
 .jumbotron {
   padding: $jumbotron-padding ($jumbotron-padding / 2);
   margin-bottom: $jumbotron-padding;
+  color: $jumbotron-color;
   background-color: $jumbotron-bg;
   @include border-radius($border-radius-lg);
 
diff --git a/assets/stylesheets/bootstrap/_list-group.scss b/assets/stylesheets/bootstrap/_list-group.scss
index 796cc46..3f80687 100644
--- a/assets/stylesheets/bootstrap/_list-group.scss
+++ b/assets/stylesheets/bootstrap/_list-group.scss
@@ -24,6 +24,7 @@
 
   // Hover state
   @include hover-focus {
+    z-index: 1; // Place hover/focus items above their siblings for proper border styling
     color: $list-group-action-hover-color;
     text-decoration: none;
     background-color: $list-group-hover-bg;
@@ -46,6 +47,7 @@
   padding: $list-group-item-padding-y $list-group-item-padding-x;
   // Place the border on the list items and negative margin up for better styling
   margin-bottom: -$list-group-border-width;
+  color: $list-group-color;
   background-color: $list-group-bg;
   border: $list-group-border-width solid $list-group-border-color;
 
@@ -58,11 +60,6 @@
     @include border-bottom-radius($list-group-border-radius);
   }
 
-  @include hover-focus {
-    z-index: 1; // Place hover/active items above their siblings for proper border styling
-    text-decoration: none;
-  }
-
   &.disabled,
   &:disabled {
     color: $list-group-disabled-color;
@@ -80,6 +77,37 @@
 }
 
 
+// Horizontal
+//
+// Change the layout of list group items from vertical (default) to horizontal.
+
+@each $breakpoint in map-keys($grid-breakpoints) {
+  @include media-breakpoint-up($breakpoint) {
+    $infix: breakpoint-infix($breakpoint, $grid-breakpoints);
+
+    .list-group-horizontal#{$infix} {
+      flex-direction: row;
+
+      .list-group-item {
+        margin-right: -$list-group-border-width;
+        margin-bottom: 0;
+
+        &:first-child {
+          @include border-left-radius($list-group-border-radius);
+          @include border-top-right-radius(0);
+        }
+
+        &:last-child {
+          margin-right: 0;
+          @include border-right-radius($list-group-border-radius);
+          @include border-bottom-left-radius(0);
+        }
+      }
+    }
+  }
+}
+
+
 // Flush list items
 //
 // Remove borders and border-radius to keep list group items edge-to-edge. Most
diff --git a/assets/stylesheets/bootstrap/_mixins.scss b/assets/stylesheets/bootstrap/_mixins.scss
index 8710166..cc95784 100644
--- a/assets/stylesheets/bootstrap/_mixins.scss
+++ b/assets/stylesheets/bootstrap/_mixins.scss
@@ -2,6 +2,12 @@
 //
 // Used in conjunction with global variables to enable certain theme features.
 
+// Vendor
+@import "vendor/rfs";
+
+// Deprecate
+@import "mixins/deprecate";
+
 // Utilities
 @import "mixins/breakpoints";
 @import "mixins/hover";
diff --git a/assets/stylesheets/bootstrap/_modal.scss b/assets/stylesheets/bootstrap/_modal.scss
index 65b61d9..6b6770b 100644
--- a/assets/stylesheets/bootstrap/_modal.scss
+++ b/assets/stylesheets/bootstrap/_modal.scss
@@ -50,17 +50,51 @@
   }
 }
 
+.modal-dialog-scrollable {
+  display: flex; // IE10/11
+  max-height: calc(100% - #{$modal-dialog-margin * 2});
+
+  .modal-content {
+    max-height: calc(100vh - #{$modal-dialog-margin * 2}); // IE10/11
+    overflow: hidden;
+  }
+
+  .modal-header,
+  .modal-footer {
+    flex-shrink: 0;
+  }
+
+  .modal-body {
+    overflow-y: auto;
+  }
+}
+
 .modal-dialog-centered {
   display: flex;
   align-items: center;
-  min-height: calc(100% - (#{$modal-dialog-margin} * 2));
+  min-height: calc(100% - #{$modal-dialog-margin * 2});
 
   // Ensure `modal-dialog-centered` extends the full height of the view (IE10/11)
   &::before {
     display: block; // IE10
-    height: calc(100vh - (#{$modal-dialog-margin} * 2));
+    height: calc(100vh - #{$modal-dialog-margin * 2});
     content: "";
   }
+
+  // Ensure `.modal-body` shows scrollbar (IE10/11)
+  &.modal-dialog-scrollable {
+    flex-direction: column;
+    justify-content: center;
+    height: 100%;
+
+    .modal-content {
+      max-height: none;
+    }
+
+    &::before {
+      content: none;
+    }
+  }
 }
 
 // Actual modal
@@ -70,6 +104,7 @@
   flex-direction: column;
   width: 100%; // Ensure `.modal-content` extends the full width of the parent `.modal-dialog`
   // counteract the pointer-events: none; in the .modal-dialog
+  color: $modal-content-color;
   pointer-events: auto;
   background-color: $modal-content-bg;
   background-clip: padding-box;
@@ -159,11 +194,19 @@
     margin: $modal-dialog-margin-y-sm-up auto;
   }
 
+  .modal-dialog-scrollable {
+    max-height: calc(100% - #{$modal-dialog-margin-y-sm-up * 2});
+
+    .modal-content {
+      max-height: calc(100vh - #{$modal-dialog-margin-y-sm-up * 2});
+    }
+  }
+
   .modal-dialog-centered {
-    min-height: calc(100% - (#{$modal-dialog-margin-y-sm-up} * 2));
+    min-height: calc(100% - #{$modal-dialog-margin-y-sm-up * 2});
 
     &::before {
-      height: calc(100vh - (#{$modal-dialog-margin-y-sm-up} * 2));
+      height: calc(100vh - #{$modal-dialog-margin-y-sm-up * 2});
     }
   }
 
diff --git a/assets/stylesheets/bootstrap/_navbar.scss b/assets/stylesheets/bootstrap/_navbar.scss
index b5bc5a9..5c6e963 100644
--- a/assets/stylesheets/bootstrap/_navbar.scss
+++ b/assets/stylesheets/bootstrap/_navbar.scss
@@ -44,7 +44,7 @@
   padding-top: $navbar-brand-padding-y;
   padding-bottom: $navbar-brand-padding-y;
   margin-right: $navbar-padding-x;
-  font-size: $navbar-brand-font-size;
+  @include font-size($navbar-brand-font-size);
   line-height: inherit;
   white-space: nowrap;
 
@@ -107,7 +107,7 @@
 // Button for toggling the navbar when in its collapsed state
 .navbar-toggler {
   padding: $navbar-toggler-padding-y $navbar-toggler-padding-x;
-  font-size: $navbar-toggler-font-size;
+  @include font-size($navbar-toggler-font-size);
   line-height: 1;
   background-color: transparent; // remove default button style
   border: $border-width solid transparent; // remove default button style
@@ -116,11 +116,6 @@
   @include hover-focus {
     text-decoration: none;
   }
-
-  // Opinionated: add "hand" cursor to non-disabled .navbar-toggler elements
-  &:not(:disabled):not(.disabled) {
-    cursor: pointer;
-  }
 }
 
 // Keep as a separate element so folks can easily override it with another icon
@@ -175,7 +170,7 @@
         }
 
         .navbar-collapse {
-          display: flex !important;  // stylelint-disable-line declaration-no-important
+          display: flex !important; // stylelint-disable-line declaration-no-important
 
           // Changes flex-bases to auto because of an IE10 bug
           flex-basis: auto;
diff --git a/assets/stylesheets/bootstrap/_pagination.scss b/assets/stylesheets/bootstrap/_pagination.scss
index 9349f3f..b434531 100644
--- a/assets/stylesheets/bootstrap/_pagination.scss
+++ b/assets/stylesheets/bootstrap/_pagination.scss
@@ -27,11 +27,6 @@
     outline: $pagination-focus-outline;
     box-shadow: $pagination-focus-box-shadow;
   }
-
-  // Opinionated: add "hand" cursor to non-disabled .page-link elements
-  &:not(:disabled):not(.disabled) {
-    cursor: pointer;
-  }
 }
 
 .page-item {
diff --git a/assets/stylesheets/bootstrap/_popover.scss b/assets/stylesheets/bootstrap/_popover.scss
index 4a79fb7..f205e66 100644
--- a/assets/stylesheets/bootstrap/_popover.scss
+++ b/assets/stylesheets/bootstrap/_popover.scss
@@ -8,7 +8,7 @@
   // Our parent element can be arbitrary since tooltips are by default inserted as a sibling of their target element.
   // So reset our font and text properties to avoid inheriting weird values.
   @include reset-text();
-  font-size: $popover-font-size;
+  @include font-size($popover-font-size);
   // Allow breaking very long words so they don't overflow the popover's bounds
   word-wrap: break-word;
   background-color: $popover-bg;
@@ -38,72 +38,63 @@
 .bs-popover-top {
   margin-bottom: $popover-arrow-height;
 
-  .arrow {
+  > .arrow {
     bottom: calc((#{$popover-arrow-height} + #{$popover-border-width}) * -1);
-  }
 
-  .arrow::before,
-  .arrow::after {
-    border-width: $popover-arrow-height ($popover-arrow-width / 2) 0;
-  }
-
-  .arrow::before {
-    bottom: 0;
-    border-top-color: $popover-arrow-outer-color;
-  }
+    &::before {
+      bottom: 0;
+      border-width: $popover-arrow-height ($popover-arrow-width / 2) 0;
+      border-top-color: $popover-arrow-outer-color;
+    }
 
-  .arrow::after {
-    bottom: $popover-border-width;
-    border-top-color: $popover-arrow-color;
+    &::after {
+      bottom: $popover-border-width;
+      border-width: $popover-arrow-height ($popover-arrow-width / 2) 0;
+      border-top-color: $popover-arrow-color;
+    }
   }
 }
 
 .bs-popover-right {
   margin-left: $popover-arrow-height;
 
-  .arrow {
+  > .arrow {
     left: calc((#{$popover-arrow-height} + #{$popover-border-width}) * -1);
     width: $popover-arrow-height;
     height: $popover-arrow-width;
     margin: $border-radius-lg 0; // make sure the arrow does not touch the popover's rounded corners
-  }
-
-  .arrow::before,
-  .arrow::after {
-    border-width: ($popover-arrow-width / 2) $popover-arrow-height ($popover-arrow-width / 2) 0;
-  }
 
-  .arrow::before {
-    left: 0;
-    border-right-color: $popover-arrow-outer-color;
-  }
+    &::before {
+      left: 0;
+      border-width: ($popover-arrow-width / 2) $popover-arrow-height ($popover-arrow-width / 2) 0;
+      border-right-color: $popover-arrow-outer-color;
+    }
 
-  .arrow::after {
-    left: $popover-border-width;
-    border-right-color: $popover-arrow-color;
+    &::after {
+      left: $popover-border-width;
+      border-width: ($popover-arrow-width / 2) $popover-arrow-height ($popover-arrow-width / 2) 0;
+      border-right-color: $popover-arrow-color;
+    }
   }
 }
 
 .bs-popover-bottom {
   margin-top: $popover-arrow-height;
 
-  .arrow {
+  > .arrow {
     top: calc((#{$popover-arrow-height} + #{$popover-border-width}) * -1);
-  }
-
-  .arrow::before,
-  .arrow::after {
-    border-width: 0 ($popover-arrow-width / 2) $popover-arrow-height ($popover-arrow-width / 2);
-  }
 
-  .arrow::before {
-    top: 0;
-    border-bottom-color: $popover-arrow-outer-color;
-  }
+    &::before {
+      top: 0;
+      border-width: 0 ($popover-arrow-width / 2) $popover-arrow-height ($popover-arrow-width / 2);
+      border-bottom-color: $popover-arrow-outer-color;
+    }
 
-  .arrow::after {
-    top: $popover-border-width;
-    border-bottom-color: $popover-arrow-color;
+    &::after {
+      top: $popover-border-width;
+      border-width: 0 ($popover-arrow-width / 2) $popover-arrow-height ($popover-arrow-width / 2);
+      border-bottom-color: $popover-arrow-color;
+    }
   }
 
   // This will remove the popover-header's border just below the arrow
@@ -122,26 +113,23 @@
 .bs-popover-left {
   margin-right: $popover-arrow-height;
 
-  .arrow {
+  > .arrow {
     right: calc((#{$popover-arrow-height} + #{$popover-border-width}) * -1);
     width: $popover-arrow-height;
     height: $popover-arrow-width;
     margin: $border-radius-lg 0; // make sure the arrow does not touch the popover's rounded corners
-  }
-
-  .arrow::before,
-  .arrow::after {
-    border-width: ($popover-arrow-width / 2) 0 ($popover-arrow-width / 2) $popover-arrow-height;
-  }
 
-  .arrow::before {
-    right: 0;
-    border-left-color: $popover-arrow-outer-color;
-  }
+    &::before {
+      right: 0;
+      border-width: ($popover-arrow-width / 2) 0 ($popover-arrow-width / 2) $popover-arrow-height;
+      border-left-color: $popover-arrow-outer-color;
+    }
 
-  .arrow::after {
-    right: $popover-border-width;
-    border-left-color: $popover-arrow-color;
+    &::after {
+      right: $popover-border-width;
+      border-width: ($popover-arrow-width / 2) 0 ($popover-arrow-width / 2) $popover-arrow-height;
+      border-left-color: $popover-arrow-color;
+    }
   }
 }
 
@@ -165,7 +153,7 @@
 .popover-header {
   padding: $popover-header-padding-y $popover-header-padding-x;
   margin-bottom: 0; // Reset the default from Reboot
-  font-size: $font-size-base;
+  @include font-size($font-size-base);
   color: $popover-header-color;
   background-color: $popover-header-bg;
   border-bottom: $popover-border-width solid darken($popover-header-bg, 5%);
diff --git a/assets/stylesheets/bootstrap/_print.scss b/assets/stylesheets/bootstrap/_print.scss
index 1df9487..61b60b9 100644
--- a/assets/stylesheets/bootstrap/_print.scss
+++ b/assets/stylesheets/bootstrap/_print.scss
@@ -51,7 +51,7 @@
     }
     pre,
     blockquote {
-      border: $border-width solid $gray-500;   // Bootstrap custom code; using `$border-width` instead of 1px
+      border: $border-width solid $gray-500; // Bootstrap custom code; using `$border-width` instead of 1px
       page-break-inside: avoid;
     }
 
diff --git a/assets/stylesheets/bootstrap/_progress.scss b/assets/stylesheets/bootstrap/_progress.scss
index 0ac3e0c..ab9ea0f 100644
--- a/assets/stylesheets/bootstrap/_progress.scss
+++ b/assets/stylesheets/bootstrap/_progress.scss
@@ -1,13 +1,16 @@
-@keyframes progress-bar-stripes {
-  from { background-position: $progress-height 0; }
-  to { background-position: 0 0; }
+// Disable animation if transitions are disabled
+@if $enable-transitions {
+  @keyframes progress-bar-stripes {
+    from { background-position: $progress-height 0; }
+    to { background-position: 0 0; }
+  }
 }
 
 .progress {
   display: flex;
   height: $progress-height;
   overflow: hidden; // force rounded corners by cropping it
-  font-size: $progress-font-size;
+  @include font-size($progress-font-size);
   background-color: $progress-bg;
   @include border-radius($progress-border-radius);
   @include box-shadow($progress-box-shadow);
@@ -29,6 +32,12 @@
   background-size: $progress-height $progress-height;
 }
 
-.progress-bar-animated {
-  animation: progress-bar-stripes $progress-bar-animation-timing;
+@if $enable-transitions {
+  .progress-bar-animated {
+    animation: progress-bar-stripes $progress-bar-animation-timing;
+
+    @media (prefers-reduced-motion: reduce) {
+      animation: none;
+    }
+  }
 }
diff --git a/assets/stylesheets/bootstrap/_reboot.scss b/assets/stylesheets/bootstrap/_reboot.scss
index d4167cc..c55d42e 100644
--- a/assets/stylesheets/bootstrap/_reboot.scss
+++ b/assets/stylesheets/bootstrap/_reboot.scss
@@ -46,7 +46,7 @@ article, aside, figcaption, figure, footer, header, hgroup, main, nav, section {
 body {
   margin: 0; // 1
   font-family: $font-family-base;
-  font-size: $font-size-base;
+  @include font-size($font-size-base);
   font-weight: $font-weight-base;
   line-height: $line-height-base;
   color: $body-color;
@@ -155,7 +155,7 @@ strong {
 }
 
 small {
-  font-size: 80%; // Add the correct font size in all browsers
+  @include font-size(80%); // Add the correct font size in all browsers
 }
 
 //
@@ -166,7 +166,7 @@ small {
 sub,
 sup {
   position: relative;
-  font-size: 75%;
+  @include font-size(75%);
   line-height: 0;
   vertical-align: baseline;
 }
@@ -220,7 +220,7 @@ code,
 kbd,
 samp {
   font-family: $font-family-monospace;
-  font-size: 1em; // Correct the odd `em` font sizing in all browsers.
+  @include font-size(1em); // Correct the odd `em` font sizing in all browsers.
 }
 
 pre {
@@ -297,6 +297,7 @@ label {
 //
 // Details at https://github.com/twbs/bootstrap/issues/24093
 button {
+  // stylelint-disable-next-line property-blacklist
   border-radius: 0;
 }
 
@@ -316,7 +317,7 @@ optgroup,
 textarea {
   margin: 0; // Remove the margin in Firefox and Safari
   font-family: inherit;
-  font-size: inherit;
+  @include font-size(inherit);
   line-height: inherit;
 }
 
@@ -330,6 +331,14 @@ select {
   text-transform: none; // Remove the inheritance of text transform in Firefox
 }
 
+// Remove the inheritance of word-wrap in Safari.
+//
+// Details at https://github.com/twbs/bootstrap/issues/24990
+select {
+  word-wrap: normal;
+}
+
+
 // 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
 //    controls in Android 4.
 // 2. Correct the inability to style clickable types in iOS and Safari.
@@ -340,6 +349,18 @@ button,
   -webkit-appearance: button; // 2
 }
 
+// Opinionated: add "hand" cursor to non-disabled button elements.
+@if $enable-pointer-cursor-for-buttons {
+  button,
+  [type="button"],
+  [type="reset"],
+  [type="submit"] {
+    &:not(:disabled) {
+      cursor: pointer;
+    }
+  }
+}
+
 // Remove inner border and padding from Firefox, but don't restore the outline like Normalize.
 button::-moz-focus-inner,
 [type="button"]::-moz-focus-inner,
@@ -395,7 +416,7 @@ legend {
   max-width: 100%; // 1
   padding: 0;
   margin-bottom: .5rem;
-  font-size: 1.5rem;
+  @include font-size(1.5rem);
   line-height: inherit;
   color: inherit; // 2
   white-space: normal; // 1
@@ -421,7 +442,7 @@ progress {
 }
 
 //
-// Remove the inner padding and cancel buttons in Chrome and Safari on macOS.
+// Remove the inner padding in Chrome and Safari on macOS.
 //
 
 [type="search"]::-webkit-search-decoration {
diff --git a/assets/stylesheets/bootstrap/_spinners.scss b/assets/stylesheets/bootstrap/_spinners.scss
index ed7e2bc..364a5c1 100644
--- a/assets/stylesheets/bootstrap/_spinners.scss
+++ b/assets/stylesheets/bootstrap/_spinners.scss
@@ -13,6 +13,7 @@
   vertical-align: text-bottom;
   border: $spinner-border-width solid currentColor;
   border-right-color: transparent;
+  // stylelint-disable-next-line property-blacklist
   border-radius: 50%;
   animation: spinner-border .75s linear infinite;
 }
@@ -42,6 +43,7 @@
   height: $spinner-height;
   vertical-align: text-bottom;
   background-color: currentColor;
+  // stylelint-disable-next-line property-blacklist
   border-radius: 50%;
   opacity: 0;
   animation: spinner-grow .75s linear infinite;
diff --git a/assets/stylesheets/bootstrap/_tables.scss b/assets/stylesheets/bootstrap/_tables.scss
index a115042..b7ab3d5 100644
--- a/assets/stylesheets/bootstrap/_tables.scss
+++ b/assets/stylesheets/bootstrap/_tables.scss
@@ -5,6 +5,7 @@
 .table {
   width: 100%;
   margin-bottom: $spacer;
+  color: $table-color;
   background-color: $table-bg; // Reset for nesting within parents with `background-color`.
 
   th,
@@ -22,10 +23,6 @@
   tbody + tbody {
     border-top: (2 * $table-border-width) solid $table-border-color;
   }
-
-  .table {
-    background-color: $body-bg;
-  }
 }
 
 
@@ -88,6 +85,7 @@
 .table-hover {
   tbody tr {
     @include hover {
+      color: $table-hover-color;
       background-color: $table-hover-bg;
     }
   }
@@ -152,6 +150,7 @@
   &.table-hover {
     tbody tr {
       @include hover {
+        color: $table-dark-hover-color;
         background-color: $table-dark-hover-bg;
       }
     }
@@ -175,7 +174,6 @@
         width: 100%;
         overflow-x: auto;
         -webkit-overflow-scrolling: touch;
-        -ms-overflow-style: -ms-autohiding-scrollbar; // See https://github.com/twbs/bootstrap/pull/10057
 
         // Prevent double border on horizontal scroll due to use of `display: block;`
         > .table-bordered {
diff --git a/assets/stylesheets/bootstrap/_toasts.scss b/assets/stylesheets/bootstrap/_toasts.scss
index 5babc3e..6aa5352 100644
--- a/assets/stylesheets/bootstrap/_toasts.scss
+++ b/assets/stylesheets/bootstrap/_toasts.scss
@@ -1,14 +1,15 @@
 .toast {
   max-width: $toast-max-width;
   overflow: hidden; // cheap rounded corners on nested items
-  font-size: $toast-font-size; // knock it down to 14px
+  @include font-size($toast-font-size);
+  color: $toast-color;
   background-color: $toast-background-color;
   background-clip: padding-box;
   border: $toast-border-width solid $toast-border-color;
-  border-radius: $toast-border-radius;
   box-shadow: $toast-box-shadow;
   backdrop-filter: blur(10px);
   opacity: 0;
+  @include border-radius($toast-border-radius);
 
   &:not(:last-child) {
     margin-bottom: $toast-padding-x;
diff --git a/assets/stylesheets/bootstrap/_tooltip.scss b/assets/stylesheets/bootstrap/_tooltip.scss
index 1286ebf..6b3aa62 100644
--- a/assets/stylesheets/bootstrap/_tooltip.scss
+++ b/assets/stylesheets/bootstrap/_tooltip.scss
@@ -7,7 +7,7 @@
   // Our parent element can be arbitrary since tooltips are by default inserted as a sibling of their target element.
   // So reset our font and text properties to avoid inheriting weird values.
   @include reset-text();
-  font-size: $tooltip-font-size;
+  @include font-size($tooltip-font-size);
   // Allow breaking very long words so they don't overflow the tooltip's bounds
   word-wrap: break-word;
   opacity: 0;
diff --git a/assets/stylesheets/bootstrap/_transitions.scss b/assets/stylesheets/bootstrap/_transitions.scss
index c8d91e2..40be4d9 100644
--- a/assets/stylesheets/bootstrap/_transitions.scss
+++ b/assets/stylesheets/bootstrap/_transitions.scss
@@ -1,5 +1,3 @@
-// stylelint-disable selector-no-qualifying-type
-
 .fade {
   @include transition($transition-fade);
 
diff --git a/assets/stylesheets/bootstrap/_type.scss b/assets/stylesheets/bootstrap/_type.scss
index 37dd967..f8ed090 100644
--- a/assets/stylesheets/bootstrap/_type.scss
+++ b/assets/stylesheets/bootstrap/_type.scss
@@ -13,36 +13,36 @@ h1, h2, h3, h4, h5, h6,
   color: $headings-color;
 }
 
-h1, .h1 { font-size: $h1-font-size; }
-h2, .h2 { font-size: $h2-font-size; }
-h3, .h3 { font-size: $h3-font-size; }
-h4, .h4 { font-size: $h4-font-size; }
-h5, .h5 { font-size: $h5-font-size; }
-h6, .h6 { font-size: $h6-font-size; }
+h1, .h1 { @include font-size($h1-font-size); }
+h2, .h2 { @include font-size($h2-font-size); }
+h3, .h3 { @include font-size($h3-font-size); }
+h4, .h4 { @include font-size($h4-font-size); }
+h5, .h5 { @include font-size($h5-font-size); }
+h6, .h6 { @include font-size($h6-font-size); }
 
 .lead {
-  font-size: $lead-font-size;
+  @include font-size($lead-font-size);
   font-weight: $lead-font-weight;
 }
 
 // Type display classes
 .display-1 {
-  font-size: $display1-size;
+  @include font-size($display1-size);
   font-weight: $display1-weight;
   line-height: $display-line-height;
 }
 .display-2 {
-  font-size: $display2-size;
+  @include font-size($display2-size);
   font-weight: $display2-weight;
   line-height: $display-line-height;
 }
 .display-3 {
-  font-size: $display3-size;
+  @include font-size($display3-size);
   font-weight: $display3-weight;
   line-height: $display-line-height;
 }
 .display-4 {
-  font-size: $display4-size;
+  @include font-size($display4-size);
   font-weight: $display4-weight;
   line-height: $display-line-height;
 }
@@ -66,7 +66,7 @@ hr {
 
 small,
 .small {
-  font-size: $small-font-size;
+  @include font-size($small-font-size);
   font-weight: $font-weight-normal;
 }
 
@@ -104,19 +104,19 @@ mark,
 
 // Builds on `abbr`
 .initialism {
-  font-size: 90%;
+  @include font-size(90%);
   text-transform: uppercase;
 }
 
 // Blockquotes
 .blockquote {
   margin-bottom: $spacer;
-  font-size: $blockquote-font-size;
+  @include font-size($blockquote-font-size);
 }
 
 .blockquote-footer {
   display: block;
-  font-size: $blockquote-small-font-size;
+  @include font-size($blockquote-small-font-size);
   color: $blockquote-small-color;
 
   &::before {
diff --git a/assets/stylesheets/bootstrap/_utilities.scss b/assets/stylesheets/bootstrap/_utilities.scss
index 913fb85..a5de31b 100644
--- a/assets/stylesheets/bootstrap/_utilities.scss
+++ b/assets/stylesheets/bootstrap/_utilities.scss
@@ -11,6 +11,7 @@
 @import "utilities/screenreaders";
 @import "utilities/shadows";
 @import "utilities/sizing";
+@import "utilities/stretched-link";
 @import "utilities/spacing";
 @import "utilities/text";
 @import "utilities/visibility";
diff --git a/assets/stylesheets/bootstrap/_variables.scss b/assets/stylesheets/bootstrap/_variables.scss
index 25e2684..d9e88df 100644
--- a/assets/stylesheets/bootstrap/_variables.scss
+++ b/assets/stylesheets/bootstrap/_variables.scss
@@ -114,8 +114,11 @@ $enable-transitions:                          true !default;
 $enable-prefers-reduced-motion-media-query:   true !default;
 $enable-hover-media-query:                    false !default; // Deprecated, no longer affects any compiled CSS
 $enable-grid-classes:                         true !default;
+$enable-pointer-cursor-for-buttons:           true !default;
 $enable-print-styles:                         true !default;
+$enable-responsive-font-sizes:                false !default;
 $enable-validation-icons:                     true !default;
+$enable-deprecation-messages:                 true !default;
 
 
 // Spacing
@@ -185,38 +188,28 @@ $paragraph-margin-bottom:   1rem !default;
 // Define the minimum dimensions at which your layout will change,
 // adapting to different screen sizes, for use in media queries.
 
-$grid-breakpoints: () !default;
-// stylelint-disable-next-line scss/dollar-variable-default
-$grid-breakpoints: map-merge(
-  (
-    xs: 0,
-    sm: 576px,
-    md: 768px,
-    lg: 992px,
-    xl: 1200px
-  ),
-  $grid-breakpoints
-);
+$grid-breakpoints: (
+  xs: 0,
+  sm: 576px,
+  md: 768px,
+  lg: 992px,
+  xl: 1200px
+) !default;
 
 @include _assert-ascending($grid-breakpoints, "$grid-breakpoints");
-@include _assert-starts-at-zero($grid-breakpoints);
+@include _assert-starts-at-zero($grid-breakpoints, "$grid-breakpoints");
 
 
 // Grid containers
 //
 // Define the maximum width of `.container` for different screen sizes.
 
-$container-max-widths: () !default;
-// stylelint-disable-next-line scss/dollar-variable-default
-$container-max-widths: map-merge(
-  (
-    sm: 540px,
-    md: 720px,
-    lg: 960px,
-    xl: 1140px
-  ),
-  $container-max-widths
-);
+$container-max-widths: (
+  sm: 540px,
+  md: 720px,
+  lg: 960px,
+  xl: 1140px
+) !default;
 
 @include _assert-ascending($container-max-widths, "$container-max-widths");
 
@@ -253,6 +246,8 @@ $component-active-color:      $white !default;
 $component-active-bg:         theme-color("primary") !default;
 
 $caret-width:                 .3em !default;
+$caret-vertical-align:        $caret-width * .85 !default;
+$caret-spacing:               $caret-width * .85 !default;
 
 $transition-base:             all .2s ease-in-out !default;
 $transition-fade:             opacity .15s linear !default;
@@ -264,13 +259,13 @@ $embed-responsive-aspect-ratios: join(
   (
     (21 9),
     (16 9),
-    (3 4),
+    (4 3),
     (1 1),
   ),
   $embed-responsive-aspect-ratios
 );
 
-// Fonts
+// Typography
 //
 // Font, line-height, and color for body text, headings, and more.
 
@@ -281,8 +276,8 @@ $font-family-base:            $font-family-sans-serif !default;
 // stylelint-enable value-keyword-case
 
 $font-size-base:              1rem !default; // Assumes the browser default, typically `16px`
-$font-size-lg:                ($font-size-base * 1.25) !default;
-$font-size-sm:                ($font-size-base * .875) !default;
+$font-size-lg:                $font-size-base * 1.25 !default;
+$font-size-sm:                $font-size-base * .875 !default;
 
 $font-weight-lighter:         lighter !default;
 $font-weight-light:           300 !default;
@@ -301,10 +296,10 @@ $h5-font-size:                $font-size-base * 1.25 !default;
 $h6-font-size:                $font-size-base !default;
 
 $headings-margin-bottom:      $spacer / 2 !default;
-$headings-font-family:        inherit !default;
+$headings-font-family:        null !default;
 $headings-font-weight:        500 !default;
 $headings-line-height:        1.2 !default;
-$headings-color:              inherit !default;
+$headings-color:              null !default;
 
 $display1-size:               6rem !default;
 $display2-size:               5.5rem !default;
@@ -317,7 +312,7 @@ $display3-weight:             300 !default;
 $display4-weight:             300 !default;
 $display-line-height:         $headings-line-height !default;
 
-$lead-font-size:              ($font-size-base * 1.25) !default;
+$lead-font-size:              $font-size-base * 1.25 !default;
 $lead-font-weight:            300 !default;
 
 $small-font-size:             80% !default;
@@ -326,7 +321,7 @@ $text-muted:                  $gray-600 !default;
 
 $blockquote-small-color:      $gray-600 !default;
 $blockquote-small-font-size:  $small-font-size !default;
-$blockquote-font-size:        ($font-size-base * 1.25) !default;
+$blockquote-font-size:        $font-size-base * 1.25 !default;
 
 $hr-border-color:             rgba($black, .1) !default;
 $hr-border-width:             $border-width !default;
@@ -352,21 +347,25 @@ $hr-margin-y:                 $spacer !default;
 $table-cell-padding:          .75rem !default;
 $table-cell-padding-sm:       .3rem !default;
 
-$table-bg:                    transparent !default;
+$table-color:                 $body-color !default;
+$table-bg:                    null !default;
 $table-accent-bg:             rgba($black, .05) !default;
+$table-hover-color:           $table-color !default;
 $table-hover-bg:              rgba($black, .075) !default;
 $table-active-bg:             $table-hover-bg !default;
 
 $table-border-width:          $border-width !default;
-$table-border-color:          $gray-300 !default;
+$table-border-color:          $border-color !default;
 
 $table-head-bg:               $gray-200 !default;
 $table-head-color:            $gray-700 !default;
 
-$table-dark-bg:               $gray-900 !default;
+$table-dark-color:            $white !default;
+$table-dark-bg:               $gray-800 !default;
 $table-dark-accent-bg:        rgba($white, .05) !default;
+$table-dark-hover-color:      $table-dark-color !default;
 $table-dark-hover-bg:         rgba($white, .075) !default;
-$table-dark-border-color:     lighten($gray-900, 7.5%) !default;
+$table-dark-border-color:     lighten($table-dark-bg, 7.5%) !default;
 $table-dark-color:            $white !default;
 
 $table-striped-order:         odd !default;
@@ -383,6 +382,7 @@ $table-border-level:          -6 !default;
 
 $input-btn-padding-y:         .375rem !default;
 $input-btn-padding-x:         .75rem !default;
+$input-btn-font-family:       null !default;
 $input-btn-font-size:         $font-size-base !default;
 $input-btn-line-height:       $line-height-base !default;
 
@@ -409,6 +409,7 @@ $input-btn-border-width:      $border-width !default;
 
 $btn-padding-y:               $input-btn-padding-y !default;
 $btn-padding-x:               $input-btn-padding-x !default;
+$btn-font-family:             $input-btn-font-family !default;
 $btn-font-size:               $input-btn-font-size !default;
 $btn-line-height:             $input-btn-line-height !default;
 
@@ -449,6 +450,7 @@ $label-margin-bottom:                   .5rem !default;
 
 $input-padding-y:                       $input-btn-padding-y !default;
 $input-padding-x:                       $input-btn-padding-x !default;
+$input-font-family:                     $input-btn-font-family !default;
 $input-font-size:                       $input-btn-font-size !default;
 $input-font-weight:                     $font-weight-base !default;
 $input-line-height:                     $input-btn-line-height !default;
@@ -486,14 +488,13 @@ $input-plaintext-color:                 $body-color !default;
 
 $input-height-border:                   $input-border-width * 2 !default;
 
-$input-height-inner:                    ($input-btn-font-size * $input-btn-line-height) + ($input-btn-padding-y * 2) !default;
-$input-height:                          calc(#{$input-height-inner} + #{$input-height-border}) !default;
-
-$input-height-inner-sm:                 ($input-btn-font-size-sm * $input-btn-line-height-sm) + ($input-btn-padding-y-sm * 2) !default;
-$input-height-sm:                       calc(#{$input-height-inner-sm} + #{$input-height-border}) !default;
+$input-height-inner:                    calc(#{$input-line-height * 1em} + #{$input-padding-y * 2}) !default;
+$input-height-inner-half:               calc(#{$input-line-height * .5em} + #{$input-padding-y}) !default;
+$input-height-inner-quarter:            calc(#{$input-line-height * .25em} + #{$input-padding-y / 2}) !default;
 
-$input-height-inner-lg:                 ($input-btn-font-size-lg * $input-btn-line-height-lg) + ($input-btn-padding-y-lg * 2) !default;
-$input-height-lg:                       calc(#{$input-height-inner-lg} + #{$input-height-border}) !default;
+$input-height:                          calc(#{$input-line-height * 1em} + #{$input-padding-y * 2} + #{$input-height-border}) !default;
+$input-height-sm:                       calc(#{$input-line-height-sm * 1em} + #{$input-btn-padding-y-sm * 2} + #{$input-height-border}) !default;
+$input-height-lg:                       calc(#{$input-line-height-lg * 1em} + #{$input-btn-padding-y-lg * 2} + #{$input-height-border}) !default;
 
 $input-transition:                      border-color .15s ease-in-out, box-shadow .15s ease-in-out !default;
 
@@ -535,7 +536,7 @@ $custom-control-indicator-checked-disabled-bg:  rgba(theme-color("primary"), .5)
 $custom-control-indicator-checked-box-shadow:   none !default;
 $custom-control-indicator-checked-border-color: $custom-control-indicator-checked-bg !default;
 
-$custom-control-indicator-focus-box-shadow:     $input-btn-focus-box-shadow !default;
+$custom-control-indicator-focus-box-shadow:     $input-focus-box-shadow !default;
 $custom-control-indicator-focus-border-color:   $input-focus-border-color !default;
 
 $custom-control-indicator-active-color:         $component-active-color !default;
@@ -559,8 +560,10 @@ $custom-switch-width:                           $custom-control-indicator-size *
 $custom-switch-indicator-border-radius:         $custom-control-indicator-size / 2 !default;
 $custom-switch-indicator-size:                  calc(#{$custom-control-indicator-size} - #{$custom-control-indicator-border-width * 4}) !default;
 
-$custom-select-padding-y:           $input-btn-padding-y !default;
-$custom-select-padding-x:           $input-btn-padding-x !default;
+$custom-select-padding-y:           $input-padding-y !default;
+$custom-select-padding-x:           $input-padding-x !default;
+$custom-select-font-family:         $input-font-family !default;
+$custom-select-font-size:           $input-font-size !default;
 $custom-select-height:              $input-height !default;
 $custom-select-indicator-padding:   1rem !default; // Extra padding to account for the presence of the background-image based indicator
 $custom-select-font-weight:         $input-font-weight !default;
@@ -574,9 +577,9 @@ $custom-select-indicator-color:     $gray-800 !default;
 $custom-select-indicator:           str-replace(url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 5'%3e%3cpath fill='#{$custom-select-indicator-color}' d='M2 0L0 2h4zm0 5L0 3h4z'/%3e%3c/svg%3e"), "#", "%23") !default;
 $custom-select-background:          $custom-select-indicator no-repeat right $custom-select-padding-x center / $custom-select-bg-size !default; // Used so we can have multiple background elements (e.g., arrow and feedback icon)
 
-$custom-select-feedback-icon-padding-right: $input-height-inner * 3 / 4 + $custom-select-padding-x + $custom-select-indicator-padding !default;
+$custom-select-feedback-icon-padding-right: calc((1em + #{2 * $custom-select-padding-y}) * 3 / 4 + #{$custom-select-padding-x + $custom-select-indicator-padding}) !default;
 $custom-select-feedback-icon-position:      center right ($custom-select-padding-x + $custom-select-indicator-padding) !default;
-$custom-select-feedback-icon-size:          ($input-height-inner / 2) ($input-height-inner / 2) !default;
+$custom-select-feedback-icon-size:          $input-height-inner-half $input-height-inner-half !default;
 
 $custom-select-border-width:        $input-border-width !default;
 $custom-select-border-color:        $input-border-color !default;
@@ -585,16 +588,16 @@ $custom-select-box-shadow:          inset 0 1px 2px rgba($black, .075) !default;
 
 $custom-select-focus-border-color:  $input-focus-border-color !default;
 $custom-select-focus-width:         $input-focus-width !default;
-$custom-select-focus-box-shadow:    0 0 0 $custom-select-focus-width rgba($custom-select-focus-border-color, .5) !default;
+$custom-select-focus-box-shadow:    0 0 0 $custom-select-focus-width $input-btn-focus-color !default;
 
 $custom-select-padding-y-sm:        $input-padding-y-sm !default;
 $custom-select-padding-x-sm:        $input-padding-x-sm !default;
-$custom-select-font-size-sm:        $input-btn-font-size-sm !default;
+$custom-select-font-size-sm:        $input-font-size-sm !default;
 $custom-select-height-sm:           $input-height-sm !default;
 
 $custom-select-padding-y-lg:        $input-padding-y-lg !default;
 $custom-select-padding-x-lg:        $input-padding-x-lg !default;
-$custom-select-font-size-lg:        $input-btn-font-size-lg !default;
+$custom-select-font-size-lg:        $input-font-size-lg !default;
 $custom-select-height-lg:           $input-height-lg !default;
 
 $custom-range-track-width:          100% !default;
@@ -624,6 +627,7 @@ $custom-file-disabled-bg:           $input-disabled-bg !default;
 $custom-file-padding-y:             $input-padding-y !default;
 $custom-file-padding-x:             $input-padding-x !default;
 $custom-file-line-height:           $input-line-height !default;
+$custom-file-font-family:           $input-font-family !default;
 $custom-file-font-weight:           $input-font-weight !default;
 $custom-file-color:                 $input-color !default;
 $custom-file-bg:                    $input-bg !default;
@@ -648,38 +652,23 @@ $form-feedback-invalid-color:       theme-color("danger") !default;
 $form-feedback-icon-valid-color:    $form-feedback-valid-color !default;
 $form-feedback-icon-valid:          str-replace(url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='#{$form-feedback-icon-valid-color}' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e"), "#", "%23") !default;
 $form-feedback-icon-invalid-color:  $form-feedback-invalid-color !default;
-$form-feedback-icon-invalid:        str-replace(url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='#{$form-feedback-icon-invalid-color}' viewBox='-2 -2 7 7'%3e%3cpath stroke='%23d9534f' d='M0 0l3 3m0-3L0 3'/%3e%3ccircle r='.5'/%3e%3ccircle cx='3' r='.5'/%3e%3ccircle cy='3' r='.5'/%3e%3ccircle cx='3' cy='3' r='.5'/%3e%3c/svg%3E"), "#", "%23") !default;
-
-
-// Dropdowns
-//
-// Dropdown menu container and contents.
-
-$dropdown-min-width:                10rem !default;
-$dropdown-padding-y:                .5rem !default;
-$dropdown-spacer:                   .125rem !default;
-$dropdown-bg:                       $white !default;
-$dropdown-border-color:             rgba($black, .15) !default;
-$dropdown-border-radius:            $border-radius !default;
-$dropdown-border-width:             $border-width !default;
-$dropdown-inner-border-radius:      calc(#{$dropdown-border-radius} - #{$dropdown-border-width}) !default;
-$dropdown-divider-bg:               $gray-200 !default;
-$dropdown-box-shadow:               0 .5rem 1rem rgba($black, .175) !default;
-
-$dropdown-link-color:               $gray-900 !default;
-$dropdown-link-hover-color:         darken($gray-900, 5%) !default;
-$dropdown-link-hover-bg:            $gray-100 !default;
-
-$dropdown-link-active-color:        $component-active-color !default;
-$dropdown-link-active-bg:           $component-active-bg !default;
-
-$dropdown-link-disabled-color:      $gray-600 !default;
-
-$dropdown-item-padding-y:           .25rem !default;
-$dropdown-item-padding-x:           1.5rem !default;
-
-$dropdown-header-color:             $gray-600 !default;
+$form-feedback-icon-invalid:        str-replace(url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='#{$form-feedback-icon-invalid-color}' viewBox='-2 -2 7 7'%3e%3cpath stroke='#{$form-feedback-icon-invalid-color}' d='M0 0l3 3m0-3L0 3'/%3e%3ccircle r='.5'/%3e%3ccircle cx='3' r='.5'/%3e%3ccircle cy='3' r='.5'/%3e%3ccircle cx='3' cy='3' r='.5'/%3e%3c/svg%3E"), "#", "%23") !default;
 
+$form-validation-states: () !default;
+// stylelint-disable-next-line scss/dollar-variable-default
+$form-validation-states: map-merge(
+  (
+    "valid": (
+      "color": $form-feedback-valid-color,
+      "icon": $form-feedback-icon-valid
+    ),
+    "invalid": (
+      "color": $form-feedback-invalid-color,
+      "icon": $form-feedback-icon-invalid
+    ),
+  ),
+  $form-validation-states
+);
 
 // Z-index master list
 //
@@ -755,6 +744,39 @@ $navbar-dark-brand-color:                 $navbar-dark-active-color !default;
 $navbar-dark-brand-hover-color:           $navbar-dark-active-color !default;
 
 
+// Dropdowns
+//
+// Dropdown menu container and contents.
+
+$dropdown-min-width:                10rem !default;
+$dropdown-padding-y:                .5rem !default;
+$dropdown-spacer:                   .125rem !default;
+$dropdown-font-size:                $font-size-base !default;
+$dropdown-color:                    $body-color !default;
+$dropdown-bg:                       $white !default;
+$dropdown-border-color:             rgba($black, .15) !default;
+$dropdown-border-radius:            $border-radius !default;
+$dropdown-border-width:             $border-width !default;
+$dropdown-inner-border-radius:      calc(#{$dropdown-border-radius} - #{$dropdown-border-width}) !default;
+$dropdown-divider-bg:               $gray-200 !default;
+$dropdown-divider-margin-y:         $nav-divider-margin-y !default;
+$dropdown-box-shadow:               0 .5rem 1rem rgba($black, .175) !default;
+
+$dropdown-link-color:               $gray-900 !default;
+$dropdown-link-hover-color:         darken($gray-900, 5%) !default;
+$dropdown-link-hover-bg:            $gray-100 !default;
+
+$dropdown-link-active-color:        $component-active-color !default;
+$dropdown-link-active-bg:           $component-active-bg !default;
+
+$dropdown-link-disabled-color:      $gray-600 !default;
+
+$dropdown-item-padding-y:           .25rem !default;
+$dropdown-item-padding-x:           1.5rem !default;
+
+$dropdown-header-color:             $gray-600 !default;
+
+
 // Pagination
 
 $pagination-padding-y:              .5rem !default;
@@ -789,6 +811,7 @@ $pagination-disabled-border-color:  $gray-300 !default;
 // Jumbotron
 
 $jumbotron-padding:                 2rem !default;
+$jumbotron-color:                   null !default;
 $jumbotron-bg:                      $gray-200 !default;
 
 
@@ -801,7 +824,8 @@ $card-border-radius:                $border-radius !default;
 $card-border-color:                 rgba($black, .125) !default;
 $card-inner-border-radius:          calc(#{$card-border-radius} - #{$card-border-width}) !default;
 $card-cap-bg:                       rgba($black, .03) !default;
-$card-cap-color:                    inherit !default;
+$card-cap-color:                    null !default;
+$card-color:                        null !default;
 $card-bg:                           $white !default;
 
 $card-img-overlay-padding:          1.25rem !default;
@@ -866,19 +890,21 @@ $popover-arrow-outer-color:         fade-in($popover-border-color, .05) !default
 
 
 // Toasts
-$toast-max-width: 350px !default;
-$toast-padding-x: .75rem !default;
-$toast-padding-y: .25rem !default;
-$toast-font-size: .875rem !default;
-$toast-background-color: rgba($white, .85) !default;
-$toast-border-width: 1px !default;
-$toast-border-color: rgba(0, 0, 0, .1) !default;
-$toast-border-radius: .25rem !default;
-$toast-box-shadow: 0 .25rem .75rem rgba($black, .1) !default;
 
-$toast-header-color: $gray-600 !default;
-$toast-header-background-color: rgba($white, .85) !default;
-$toast-header-border-color: rgba(0, 0, 0, .05) !default;
+$toast-max-width:                   350px !default;
+$toast-padding-x:                   .75rem !default;
+$toast-padding-y:                   .25rem !default;
+$toast-font-size:                   .875rem !default;
+$toast-color:                       null !default;
+$toast-background-color:            rgba($white, .85) !default;
+$toast-border-width:                1px !default;
+$toast-border-color:                rgba(0, 0, 0, .1) !default;
+$toast-border-radius:               .25rem !default;
+$toast-box-shadow:                  0 .25rem .75rem rgba($black, .1) !default;
+
+$toast-header-color:                $gray-600 !default;
+$toast-header-background-color:     rgba($white, .85) !default;
+$toast-header-border-color:         rgba(0, 0, 0, .05) !default;
 
 
 // Badges
@@ -889,6 +915,9 @@ $badge-padding-y:                   .25em !default;
 $badge-padding-x:                   .4em !default;
 $badge-border-radius:               $border-radius !default;
 
+$badge-transition:                  $btn-transition !default;
+$badge-focus-width:                 $input-btn-focus-width !default;
+
 $badge-pill-padding-x:              .6em !default;
 // Use a higher than normal value to ensure completely rounded edges when
 // customizing padding or font-size on labels.
@@ -905,6 +934,7 @@ $modal-dialog-margin-y-sm-up:       1.75rem !default;
 
 $modal-title-line-height:           $line-height-base !default;
 
+$modal-content-color:               null !default;
 $modal-content-bg:                  $white !default;
 $modal-content-border-color:        rgba($black, .2) !default;
 $modal-content-border-width:        $border-width !default;
@@ -914,7 +944,7 @@ $modal-content-box-shadow-sm-up:    0 .5rem 1rem rgba($black, .5) !default;
 
 $modal-backdrop-bg:                 $black !default;
 $modal-backdrop-opacity:            .5 !default;
-$modal-header-border-color:         $gray-200 !default;
+$modal-header-border-color:         $border-color !default;
 $modal-footer-border-color:         $modal-header-border-color !default;
 $modal-header-border-width:         $modal-content-border-width !default;
 $modal-footer-border-width:         $modal-header-border-width !default;
@@ -951,7 +981,7 @@ $alert-color-level:                 6 !default;
 // Progress bars
 
 $progress-height:                   1rem !default;
-$progress-font-size:                ($font-size-base * .75) !default;
+$progress-font-size:                $font-size-base * .75 !default;
 $progress-bg:                       $gray-200 !default;
 $progress-border-radius:            $border-radius !default;
 $progress-box-shadow:               inset 0 .1rem .1rem rgba($black, .1) !default;
@@ -963,6 +993,7 @@ $progress-bar-transition:           width .6s ease !default;
 
 // List group
 
+$list-group-color:                  null !default;
 $list-group-bg:                     $white !default;
 $list-group-border-color:           rgba($black, .125) !default;
 $list-group-border-width:           $border-width !default;
@@ -1081,6 +1112,7 @@ $pre-scrollable-max-height:         340px !default;
 
 // Utilities
 
+$displays: none, inline, inline-block, block, table, table-row, table-cell, flex, inline-flex !default;
 $overflows: auto, hidden !default;
 $positions: static, relative, absolute, fixed, sticky !default;
 
diff --git a/assets/stylesheets/bootstrap/mixins/_badge.scss b/assets/stylesheets/bootstrap/mixins/_badge.scss
index cf99b35..64b29cb 100644
--- a/assets/stylesheets/bootstrap/mixins/_badge.scss
+++ b/assets/stylesheets/bootstrap/mixins/_badge.scss
@@ -7,5 +7,11 @@
       color: color-yiq($bg);
       background-color: darken($bg, 10%);
     }
+
+    &:focus,
+    &.focus {
+      outline: 0;
+      box-shadow: 0 0 0 $badge-focus-width rgba($bg, .5);
+    }
   }
 }
diff --git a/assets/stylesheets/bootstrap/mixins/_border-radius.scss b/assets/stylesheets/bootstrap/mixins/_border-radius.scss
index 2024feb..88aeb37 100644
--- a/assets/stylesheets/bootstrap/mixins/_border-radius.scss
+++ b/assets/stylesheets/bootstrap/mixins/_border-radius.scss
@@ -1,9 +1,13 @@
+// stylelint-disable property-blacklist
 // Single side border-radius
 
-@mixin border-radius($radius: $border-radius) {
+@mixin border-radius($radius: $border-radius, $fallback-border-radius: false) {
   @if $enable-rounded {
     border-radius: $radius;
   }
+  @else if $fallback-border-radius != false {
+    border-radius: $fallback-border-radius;
+  }
 }
 
 @mixin border-top-radius($radius) {
@@ -33,3 +37,27 @@
     border-bottom-left-radius: $radius;
   }
 }
+
+@mixin border-top-left-radius($radius) {
+  @if $enable-rounded {
+    border-top-left-radius: $radius;
+  }
+}
+
+@mixin border-top-right-radius($radius) {
+  @if $enable-rounded {
+    border-top-right-radius: $radius;
+  }
+}
+
+@mixin border-bottom-right-radius($radius) {
+  @if $enable-rounded {
+    border-bottom-right-radius: $radius;
+  }
+}
+
+@mixin border-bottom-left-radius($radius) {
+  @if $enable-rounded {
+    border-bottom-left-radius: $radius;
+  }
+}
diff --git a/assets/stylesheets/bootstrap/mixins/_box-shadow.scss b/assets/stylesheets/bootstrap/mixins/_box-shadow.scss
index b2410e5..0726d43 100644
--- a/assets/stylesheets/bootstrap/mixins/_box-shadow.scss
+++ b/assets/stylesheets/bootstrap/mixins/_box-shadow.scss
@@ -1,5 +1,20 @@
 @mixin box-shadow($shadow...) {
   @if $enable-shadows {
-    box-shadow: $shadow;
+    $result: ();
+
+    @if (length($shadow) == 1) {
+      // We can pass `@include box-shadow(none);`
+      $result: $shadow;
+    } @else {
+      // Filter to avoid invalid properties for example `box-shadow: none, 1px 1px black;`
+      @for $i from 1 through length($shadow) {
+        @if nth($shadow, $i) != "none" {
+          $result: append($result, nth($shadow, $i), "comma");
+        }
+      }
+    }
+    @if (length($result) > 0) {
+      box-shadow: $result;
+    }
   }
 }
diff --git a/assets/stylesheets/bootstrap/mixins/_buttons.scss b/assets/stylesheets/bootstrap/mixins/_buttons.scss
index 3e1e2c0..eee903f 100644
--- a/assets/stylesheets/bootstrap/mixins/_buttons.scss
+++ b/assets/stylesheets/bootstrap/mixins/_buttons.scss
@@ -49,7 +49,7 @@
 
     &:focus {
       // Avoid using mixin so we can pass custom focus shadow properly
-      @if $enable-shadows {
+      @if $enable-shadows and $btn-active-box-shadow != none {
         box-shadow: $btn-active-box-shadow, 0 0 0 $btn-focus-width rgba(mix(color-yiq($background), $border, 15%), .5);
       } @else {
         box-shadow: 0 0 0 $btn-focus-width rgba(mix(color-yiq($background), $border, 15%), .5);
@@ -100,12 +100,8 @@
 // Button sizes
 @mixin button-size($padding-y, $padding-x, $font-size, $line-height, $border-radius) {
   padding: $padding-y $padding-x;
-  font-size: $font-size;
+  @include font-size($font-size);
   line-height: $line-height;
   // Manually declare to provide an override to the browser default
-  @if $enable-rounded {
-    border-radius: $border-radius;
-  } @else {
-    border-radius: 0;
-  }
+  @include border-radius($border-radius, 0);
 }
diff --git a/assets/stylesheets/bootstrap/mixins/_caret.scss b/assets/stylesheets/bootstrap/mixins/_caret.scss
index 982522c..8ecef65 100644
--- a/assets/stylesheets/bootstrap/mixins/_caret.scss
+++ b/assets/stylesheets/bootstrap/mixins/_caret.scss
@@ -29,8 +29,8 @@
   @if $enable-caret {
     &::after {
       display: inline-block;
-      margin-left: $caret-width * .85;
-      vertical-align: $caret-width * .85;
+      margin-left: $caret-spacing;
+      vertical-align: $caret-vertical-align;
       content: "";
       @if $direction == down {
         @include caret-down;
@@ -48,8 +48,8 @@
 
       &::before {
         display: inline-block;
-        margin-right: $caret-width * .85;
-        vertical-align: $caret-width * .85;
+        margin-right: $caret-spacing;
+        vertical-align: $caret-vertical-align;
         content: "";
         @include caret-left;
       }
diff --git a/assets/stylesheets/bootstrap/mixins/_deprecate.scss b/assets/stylesheets/bootstrap/mixins/_deprecate.scss
new file mode 100644
index 0000000..df070bc
--- /dev/null
+++ b/assets/stylesheets/bootstrap/mixins/_deprecate.scss
@@ -0,0 +1,10 @@
+// Deprecate mixin
+//
+// This mixin can be used to deprecate mixins or functions.
+// `$enable-deprecation-messages` is a global variable, `$ignore-warning` is a variable that can be passed to
+// some deprecated mixins to suppress the warning (for example if the mixin is still be used in the current version of Bootstrap)
+@mixin deprecate($name, $deprecate-version, $remove-version, $ignore-warning: false) {
+  @if ($enable-deprecation-messages != false and $ignore-warning != true) {
+    @warn "#{$name} has been deprecated as of #{$deprecate-version}. It will be removed entirely in #{$remove-version}.";
+  }
+}
diff --git a/assets/stylesheets/bootstrap/mixins/_float.scss b/assets/stylesheets/bootstrap/mixins/_float.scss
index 48fa8b6..adff88e 100644
--- a/assets/stylesheets/bootstrap/mixins/_float.scss
+++ b/assets/stylesheets/bootstrap/mixins/_float.scss
@@ -2,10 +2,13 @@
 
 @mixin float-left {
   float: left !important;
+  @include deprecate("The `float-left` mixin", "v4.3.0", "v5");
 }
 @mixin float-right {
   float: right !important;
+  @include deprecate("The `float-right` mixin", "v4.3.0", "v5");
 }
 @mixin float-none {
   float: none !important;
+  @include deprecate("The `float-none` mixin", "v4.3.0", "v5");
 }
diff --git a/assets/stylesheets/bootstrap/mixins/_forms.scss b/assets/stylesheets/bootstrap/mixins/_forms.scss
index b8eb59d..ea8a91a 100644
--- a/assets/stylesheets/bootstrap/mixins/_forms.scss
+++ b/assets/stylesheets/bootstrap/mixins/_forms.scss
@@ -26,12 +26,12 @@
 }
 
 
-@mixin form-validation-state($state, $color) {
+@mixin form-validation-state($state, $color, $icon) {
   .#{$state}-feedback {
     display: none;
     width: 100%;
     margin-top: $form-feedback-margin-top;
-    font-size: $form-feedback-font-size;
+    @include font-size($form-feedback-font-size);
     color: $color;
   }
 
@@ -43,7 +43,7 @@
     max-width: 100%; // Contain to parent when possible
     padding: $form-feedback-tooltip-padding-y $form-feedback-tooltip-padding-x;
     margin-top: .1rem;
-    font-size: $form-feedback-tooltip-font-size;
+    @include font-size($form-feedback-tooltip-font-size);
     line-height: $form-feedback-tooltip-line-height;
     color: color-yiq($color);
     background-color: rgba($color, $form-feedback-tooltip-opacity);
@@ -57,15 +57,10 @@
 
       @if $enable-validation-icons {
         padding-right: $input-height-inner;
+        background-image: $icon;
         background-repeat: no-repeat;
-        background-position: center right calc(#{$input-height-inner} / 4);
-        background-size: calc(#{$input-height-inner} / 2) calc(#{$input-height-inner} / 2);
-
-        @if $state == "valid" {
-          background-image: $form-feedback-icon-valid;
-        } @else {
-          background-image: $form-feedback-icon-invalid;
-        }
+        background-position: center right $input-height-inner-quarter;
+        background-size: $input-height-inner-half $input-height-inner-half;
       }
 
       &:focus {
@@ -86,7 +81,7 @@
     &.is-#{$state} {
       @if $enable-validation-icons {
         padding-right: $input-height-inner;
-        background-position: top calc(#{$input-height-inner} / 4) right calc(#{$input-height-inner} / 4);
+        background-position: top $input-height-inner-quarter right $input-height-inner-quarter;
       }
     }
   }
@@ -97,9 +92,8 @@
       border-color: $color;
 
       @if $enable-validation-icons {
-        $form-feedback-icon: if($state == "valid", $form-feedback-icon-valid, $form-feedback-icon-invalid);
         padding-right: $custom-select-feedback-icon-padding-right;
-        background: $custom-select-background, $form-feedback-icon no-repeat $custom-select-feedback-icon-position / $custom-select-feedback-icon-size;
+        background: $custom-select-background, $icon $custom-select-bg no-repeat $custom-select-feedback-icon-position / $custom-select-feedback-icon-size;
       }
 
       &:focus {
diff --git a/assets/stylesheets/bootstrap/mixins/_image.scss b/assets/stylesheets/bootstrap/mixins/_image.scss
index 0544f0d..a76a608 100644
--- a/assets/stylesheets/bootstrap/mixins/_image.scss
+++ b/assets/stylesheets/bootstrap/mixins/_image.scss
@@ -20,7 +20,6 @@
 //
 // Short retina mixin for setting background-image and -size.
 
-// stylelint-disable indentation, media-query-list-comma-newline-after
 @mixin img-retina($file-1x, $file-2x, $width-1x, $height-1x) {
   background-image: url($file-1x);
 
@@ -29,8 +28,9 @@
   // There's no such thing as unprefixed min-device-pixel-ratio since it's nonstandard.
   // Compatibility info: https://caniuse.com/#feat=css-media-resolution
   @media only screen and (min-resolution: 192dpi), // IE9-11 don't support dppx
-  only screen and (min-resolution: 2dppx) { // Standardized
+    only screen and (min-resolution: 2dppx) { // Standardized
     background-image: url($file-2x);
     background-size: $width-1x $height-1x;
   }
+  @include deprecate("`img-retina()`", "v4.3.0", "v5");
 }
diff --git a/assets/stylesheets/bootstrap/mixins/_pagination.scss b/assets/stylesheets/bootstrap/mixins/_pagination.scss
index ff36eb6..af8e16d 100644
--- a/assets/stylesheets/bootstrap/mixins/_pagination.scss
+++ b/assets/stylesheets/bootstrap/mixins/_pagination.scss
@@ -3,7 +3,7 @@
 @mixin pagination-size($padding-y, $padding-x, $font-size, $line-height, $border-radius) {
   .page-link {
     padding: $padding-y $padding-x;
-    font-size: $font-size;
+    @include font-size($font-size);
     line-height: $line-height;
   }
 
diff --git a/assets/stylesheets/bootstrap/mixins/_reset-text.scss b/assets/stylesheets/bootstrap/mixins/_reset-text.scss
index 71edb00..bfa9f6e 100644
--- a/assets/stylesheets/bootstrap/mixins/_reset-text.scss
+++ b/assets/stylesheets/bootstrap/mixins/_reset-text.scss
@@ -5,7 +5,7 @@
   font-weight: $font-weight-normal;
   line-height: $line-height-base;
   text-align: left; // Fallback for where `start` is not supported
-  text-align: start; // stylelint-disable-line declaration-block-no-duplicate-properties
+  text-align: start;
   text-decoration: none;
   text-shadow: none;
   text-transform: none;
diff --git a/assets/stylesheets/bootstrap/mixins/_size.scss b/assets/stylesheets/bootstrap/mixins/_size.scss
index b9dd48e..69e056d 100644
--- a/assets/stylesheets/bootstrap/mixins/_size.scss
+++ b/assets/stylesheets/bootstrap/mixins/_size.scss
@@ -3,4 +3,5 @@
 @mixin size($width, $height: $width) {
   width: $width;
   height: $height;
+  @include deprecate("`size()`", "v4.3.0", "v5");
 }
diff --git a/assets/stylesheets/bootstrap/mixins/_text-emphasis.scss b/assets/stylesheets/bootstrap/mixins/_text-emphasis.scss
index 1819fb0..155d6ca 100644
--- a/assets/stylesheets/bootstrap/mixins/_text-emphasis.scss
+++ b/assets/stylesheets/bootstrap/mixins/_text-emphasis.scss
@@ -6,9 +6,11 @@
   #{$parent} {
     color: $color !important;
   }
-  a#{$parent} {
-    @include hover-focus {
-      color: darken($color, $emphasized-link-hover-darken-percentage) !important;
+  @if $emphasized-link-hover-darken-percentage != 0 {
+    a#{$parent} {
+      @include hover-focus {
+        color: darken($color, $emphasized-link-hover-darken-percentage) !important;
+      }
     }
   }
 }
diff --git a/assets/stylesheets/bootstrap/mixins/_text-hide.scss b/assets/stylesheets/bootstrap/mixins/_text-hide.scss
index 9ffab16..3a92301 100644
--- a/assets/stylesheets/bootstrap/mixins/_text-hide.scss
+++ b/assets/stylesheets/bootstrap/mixins/_text-hide.scss
@@ -7,7 +7,5 @@
   background-color: transparent;
   border: 0;
 
-  @if ($ignore-warning != true) {
-    @warn "The `text-hide()` mixin has been deprecated as of v4.1.0. It will be removed entirely in v5.";
-  }
+  @include deprecate("`text-hide()`", "v4.1.0", "v5", $ignore-warning);
 }
diff --git a/assets/stylesheets/bootstrap/mixins/_transition.scss b/assets/stylesheets/bootstrap/mixins/_transition.scss
index 485f76c..8ce35a6 100644
--- a/assets/stylesheets/bootstrap/mixins/_transition.scss
+++ b/assets/stylesheets/bootstrap/mixins/_transition.scss
@@ -9,7 +9,7 @@
   }
 
   @if $enable-prefers-reduced-motion-media-query {
-    @media screen and (prefers-reduced-motion: reduce) {
+    @media (prefers-reduced-motion: reduce) {
       transition: none;
     }
   }
diff --git a/assets/stylesheets/bootstrap/mixins/_visibility.scss b/assets/stylesheets/bootstrap/mixins/_visibility.scss
index fe523d0..f174673 100644
--- a/assets/stylesheets/bootstrap/mixins/_visibility.scss
+++ b/assets/stylesheets/bootstrap/mixins/_visibility.scss
@@ -4,4 +4,5 @@
 
 @mixin invisible($visibility) {
   visibility: $visibility !important;
+  @include deprecate("`invisible()`", "v4.3.0", "v5");
 }
diff --git a/assets/stylesheets/bootstrap/utilities/_borders.scss b/assets/stylesheets/bootstrap/utilities/_borders.scss
index fb759c9..302f6bf 100644
--- a/assets/stylesheets/bootstrap/utilities/_borders.scss
+++ b/assets/stylesheets/bootstrap/utilities/_borders.scss
@@ -1,4 +1,4 @@
-// stylelint-disable declaration-no-important
+// stylelint-disable property-blacklist, declaration-no-important
 
 //
 // Border
@@ -30,26 +30,38 @@
 // Border-radius
 //
 
+.rounded-sm {
+  border-radius: $border-radius-sm !important;
+}
+
 .rounded {
   border-radius: $border-radius !important;
 }
+
 .rounded-top {
   border-top-left-radius: $border-radius !important;
   border-top-right-radius: $border-radius !important;
 }
+
 .rounded-right {
   border-top-right-radius: $border-radius !important;
   border-bottom-right-radius: $border-radius !important;
 }
+
 .rounded-bottom {
   border-bottom-right-radius: $border-radius !important;
   border-bottom-left-radius: $border-radius !important;
 }
+
 .rounded-left {
   border-top-left-radius: $border-radius !important;
   border-bottom-left-radius: $border-radius !important;
 }
 
+.rounded-lg {
+  border-radius: $border-radius-lg !important;
+}
+
 .rounded-circle {
   border-radius: 50% !important;
 }
diff --git a/assets/stylesheets/bootstrap/utilities/_display.scss b/assets/stylesheets/bootstrap/utilities/_display.scss
index 20aeeb5..1303679 100644
--- a/assets/stylesheets/bootstrap/utilities/_display.scss
+++ b/assets/stylesheets/bootstrap/utilities/_display.scss
@@ -8,15 +8,9 @@
   @include media-breakpoint-up($breakpoint) {
     $infix: breakpoint-infix($breakpoint, $grid-breakpoints);
 
-    .d#{$infix}-none         { display: none !important; }
-    .d#{$infix}-inline       { display: inline !important; }
-    .d#{$infix}-inline-block { display: inline-block !important; }
-    .d#{$infix}-block        { display: block !important; }
-    .d#{$infix}-table        { display: table !important; }
-    .d#{$infix}-table-row    { display: table-row !important; }
-    .d#{$infix}-table-cell   { display: table-cell !important; }
-    .d#{$infix}-flex         { display: flex !important; }
-    .d#{$infix}-inline-flex  { display: inline-flex !important; }
+    @each $value in $displays {
+      .d#{$infix}-#{$value} { display: $value !important; }
+    }
   }
 }
 
@@ -26,13 +20,7 @@
 //
 
 @media print {
-  .d-print-none         { display: none !important; }
-  .d-print-inline       { display: inline !important; }
-  .d-print-inline-block { display: inline-block !important; }
-  .d-print-block        { display: block !important; }
-  .d-print-table        { display: table !important; }
-  .d-print-table-row    { display: table-row !important; }
-  .d-print-table-cell   { display: table-cell !important; }
-  .d-print-flex         { display: flex !important; }
-  .d-print-inline-flex  { display: inline-flex !important; }
+  @each $value in $displays {
+    .d-print-#{$value} { display: $value !important; }
+  }
 }
diff --git a/assets/stylesheets/bootstrap/utilities/_float.scss b/assets/stylesheets/bootstrap/utilities/_float.scss
index 01655e9..5425084 100644
--- a/assets/stylesheets/bootstrap/utilities/_float.scss
+++ b/assets/stylesheets/bootstrap/utilities/_float.scss
@@ -1,9 +1,11 @@
+// stylelint-disable declaration-no-important
+
 @each $breakpoint in map-keys($grid-breakpoints) {
   @include media-breakpoint-up($breakpoint) {
     $infix: breakpoint-infix($breakpoint, $grid-breakpoints);
 
-    .float#{$infix}-left  { @include float-left; }
-    .float#{$infix}-right { @include float-right; }
-    .float#{$infix}-none  { @include float-none; }
+    .float#{$infix}-left  { float: left !important; }
+    .float#{$infix}-right { float: right !important; }
+    .float#{$infix}-none  { float: none !important; }
   }
 }
diff --git a/assets/stylesheets/bootstrap/utilities/_stretched-link.scss b/assets/stylesheets/bootstrap/utilities/_stretched-link.scss
new file mode 100644
index 0000000..fb5066b
--- /dev/null
+++ b/assets/stylesheets/bootstrap/utilities/_stretched-link.scss
@@ -0,0 +1,19 @@
+//
+// Stretched link
+//
+
+.stretched-link {
+  &::after {
+    position: absolute;
+    top: 0;
+    right: 0;
+    bottom: 0;
+    left: 0;
+    z-index: 1;
+    // Just in case `pointer-events: none` is set on a parent
+    pointer-events: auto;
+    content: "";
+    // IE10 bugfix, see https://stackoverflow.com/questions/16947967/ie10-hover-pseudo-class-doesnt-work-without-background-color
+    background-color: rgba(0, 0, 0, 0);
+  }
+}
diff --git a/assets/stylesheets/bootstrap/utilities/_text.scss b/assets/stylesheets/bootstrap/utilities/_text.scss
index 0edb8e5..589e568 100644
--- a/assets/stylesheets/bootstrap/utilities/_text.scss
+++ b/assets/stylesheets/bootstrap/utilities/_text.scss
@@ -4,7 +4,7 @@
 // Text
 //
 
-.text-monospace { font-family: $font-family-monospace; }
+.text-monospace { font-family: $font-family-monospace !important; }
 
 // Alignment
 
@@ -62,6 +62,11 @@
 
 .text-decoration-none { text-decoration: none !important; }
 
+.text-break {
+  word-break: break-word !important; // IE & < Edge 18
+  overflow-wrap: break-word !important;
+}
+
 // Reset
 
 .text-reset { color: inherit !important; }
diff --git a/assets/stylesheets/bootstrap/utilities/_visibility.scss b/assets/stylesheets/bootstrap/utilities/_visibility.scss
index 823406d..7756c3b 100644
--- a/assets/stylesheets/bootstrap/utilities/_visibility.scss
+++ b/assets/stylesheets/bootstrap/utilities/_visibility.scss
@@ -1,11 +1,13 @@
+// stylelint-disable declaration-no-important
+
 //
 // Visibility utilities
 //
 
 .visible {
-  @include invisible(visible);
+  visibility: visible !important;
 }
 
 .invisible {
-  @include invisible(hidden);
+  visibility: hidden !important;
 }
diff --git a/assets/stylesheets/bootstrap/vendor/_rfs.scss b/assets/stylesheets/bootstrap/vendor/_rfs.scss
new file mode 100644
index 0000000..c541a85
--- /dev/null
+++ b/assets/stylesheets/bootstrap/vendor/_rfs.scss
@@ -0,0 +1,212 @@
+// stylelint-disable property-blacklist, scss/dollar-variable-default
+
+// SCSS RFS mixin
+//
+// Automated font-resizing
+//
+// See https://github.com/twbs/rfs
+
+// Configuration
+
+// Base font size
+$rfs-base-font-size: 1.25rem !default;
+$rfs-font-size-unit: rem !default;
+
+// Breakpoint at where font-size starts decreasing if screen width is smaller
+$rfs-breakpoint: 1200px !default;
+$rfs-breakpoint-unit: px !default;
+
+// Resize font-size based on screen height and width
+$rfs-two-dimensional: false !default;
+
+// Factor of decrease
+$rfs-factor: 10 !default;
+
+@if type-of($rfs-factor) != "number" or $rfs-factor <= 1 {
+  @error "`#{$rfs-factor}` is not a valid  $rfs-factor, it must be greater than 1.";
+}
+
+// Generate enable or disable classes. Possibilities: false, "enable" or "disable"
+$rfs-class: false !default;
+
+// 1 rem = $rfs-rem-value px
+$rfs-rem-value: 16 !default;
+
+// Safari iframe resize bug: https://github.com/twbs/rfs/issues/14
+$rfs-safari-iframe-resize-bug-fix: false !default;
+
+// Disable RFS by setting $enable-responsive-font-sizes to false
+$enable-responsive-font-sizes: true !default;
+
+// Cache $rfs-base-font-size unit
+$rfs-base-font-size-unit: unit($rfs-base-font-size);
+
+// Remove px-unit from $rfs-base-font-size for calculations
+@if $rfs-base-font-size-unit == "px" {
+  $rfs-base-font-size: $rfs-base-font-size / ($rfs-base-font-size * 0 + 1);
+}
+@else if $rfs-base-font-size-unit == "rem" {
+  $rfs-base-font-size: $rfs-base-font-size / ($rfs-base-font-size * 0 + 1 / $rfs-rem-value);
+}
+
+// Cache $rfs-breakpoint unit to prevent multiple calls
+$rfs-breakpoint-unit-cache: unit($rfs-breakpoint);
+
+// Remove unit from $rfs-breakpoint for calculations
+@if $rfs-breakpoint-unit-cache == "px" {
+  $rfs-breakpoint: $rfs-breakpoint / ($rfs-breakpoint * 0 + 1);
+}
+@else if $rfs-breakpoint-unit-cache == "rem" or $rfs-breakpoint-unit-cache == "em" {
+  $rfs-breakpoint: $rfs-breakpoint / ($rfs-breakpoint * 0 + 1 / $rfs-rem-value);
+}
+
+// Responsive font-size mixin
+@mixin rfs($fs, $important: false) {
+  // Cache $fs unit
+  $fs-unit: if(type-of($fs) == "number", unit($fs), false);
+
+  // Add !important suffix if needed
+  $rfs-suffix: if($important, " !important", "");
+
+  // If $fs isn't a number (like inherit) or $fs has a unit (not px or rem, like 1.5em) or $ is 0, just print the value
+  @if not $fs-unit or $fs-unit != "" and $fs-unit != "px" and $fs-unit != "rem" or $fs == 0 {
+    font-size: #{$fs}#{$rfs-suffix};
+  }
+  @else {
+    // Variables for storing static and fluid rescaling
+    $rfs-static: null;
+    $rfs-fluid: null;
+
+    // Remove px-unit from $fs for calculations
+    @if $fs-unit == "px" {
+      $fs: $fs / ($fs * 0 + 1);
+    }
+    @else if $fs-unit == "rem" {
+      $fs: $fs / ($fs * 0 + 1 / $rfs-rem-value);
+    }
+
+    // Set default font-size
+    @if $rfs-font-size-unit == rem {
+      $rfs-static: #{$fs / $rfs-rem-value}rem#{$rfs-suffix};
+    }
+    @else if $rfs-font-size-unit == px {
+      $rfs-static: #{$fs}px#{$rfs-suffix};
+    }
+    @else {
+      @error "`#{$rfs-font-size-unit}` is not a valid unit for $rfs-font-size-unit. Use `px` or `rem`.";
+    }
+
+    // Only add media query if font-size is bigger as the minimum font-size
+    // If $rfs-factor == 1, no rescaling will take place
+    @if $fs > $rfs-base-font-size and $enable-responsive-font-sizes {
+      $min-width: null;
+      $variable-unit: null;
+
+      // Calculate minimum font-size for given font-size
+      $fs-min: $rfs-base-font-size + ($fs - $rfs-base-font-size) / $rfs-factor;
+
+      // Calculate difference between given font-size and minimum font-size for given font-size
+      $fs-diff: $fs - $fs-min;
+
+      // Base font-size formatting
+      // No need to check if the unit is valid, because we did that before
+      $min-width: if($rfs-font-size-unit == rem, #{$fs-min / $rfs-rem-value}rem, #{$fs-min}px);
+
+      // If two-dimensional, use smallest of screen width and height
+      $variable-unit: if($rfs-two-dimensional, vmin, vw);
+
+      // Calculate the variable width between 0 and $rfs-breakpoint
+      $variable-width: #{$fs-diff * 100 / $rfs-breakpoint}#{$variable-unit};
+
+      // Set the calculated font-size.
+      $rfs-fluid: calc(#{$min-width} + #{$variable-width}) #{$rfs-suffix};
+    }
+
+    // Rendering
+    @if $rfs-fluid == null {
+      // Only render static font-size if no fluid font-size is available
+      font-size: $rfs-static;
+    }
+    @else {
+      $mq-value: null;
+
+      // RFS breakpoint formatting
+      @if $rfs-breakpoint-unit == em or $rfs-breakpoint-unit == rem {
+        $mq-value: #{$rfs-breakpoint / $rfs-rem-value}#{$rfs-breakpoint-unit};
+      }
+      @else if $rfs-breakpoint-unit == px {
+        $mq-value: #{$rfs-breakpoint}px;
+      }
+      @else {
+        @error "`#{$rfs-breakpoint-unit}` is not a valid unit for $rfs-breakpoint-unit. Use `px`, `em` or `rem`.";
+      }
+
+      @if $rfs-class == "disable" {
+        // Adding an extra class increases specificity,
+        // which prevents the media query to override the font size
+        &,
+        .disable-responsive-font-size &,
+        &.disable-responsive-font-size {
+          font-size: $rfs-static;
+        }
+      }
+      @else {
+        font-size: $rfs-static;
+      }
+
+      @if $rfs-two-dimensional {
+        @media (max-width: #{$mq-value}), (max-height: #{$mq-value}) {
+          @if $rfs-class == "enable" {
+            .enable-responsive-font-size &,
+            &.enable-responsive-font-size {
+              font-size: $rfs-fluid;
+            }
+          }
+          @else {
+            font-size: $rfs-fluid;
+          }
+
+          @if $rfs-safari-iframe-resize-bug-fix {
+            // stylelint-disable-next-line length-zero-no-unit
+            min-width: 0vw;
+          }
+        }
+      }
+      @else {
+        @media (max-width: #{$mq-value}) {
+          @if $rfs-class == "enable" {
+            .enable-responsive-font-size &,
+            &.enable-responsive-font-size {
+              font-size: $rfs-fluid;
+            }
+          }
+          @else {
+            font-size: $rfs-fluid;
+          }
+
+          @if $rfs-safari-iframe-resize-bug-fix {
+            // stylelint-disable-next-line length-zero-no-unit
+            min-width: 0vw;
+          }
+        }
+      }
+    }
+  }
+}
+
+// The font-size & responsive-font-size mixin uses RFS to rescale font sizes
+@mixin font-size($fs, $important: false) {
+  @include rfs($fs, $important);
+}
+
+@mixin responsive-font-size($fs, $important: false) {
+  @include rfs($fs, $important);
+}
+
+$rfs-is-included: false !default;
+
+@if $rfs-is-included {
+  @warn "Watch out, RFS is included more than once!";
+}
+
+$rfs-is-included: true;