less/_utilities.less


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//
// Utility classes
// --------------------------------------------------


// Floats
.clearfix {
  .clearfix();
}
.center-block {
  .center-block();
}
.pull-right {
  float: right !important;
}
.pull-left {
  float: left !important;
}


// Inverse
.inverse {
  color: @gray-lighter;
  background-color: @gray-dark;
}

// Spacing
.p-a {
  padding: @spacer;
}
.p-h {
  padding-left: @spacer;
  padding-right: @spacer;
}
.p-v {
  padding-top: @spacer;
  padding-bottom: @spacer;
}

// Positioning
.pos-f-t {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: @zindex-navbar-fixed;
}


// Toggling content
.show {
  display: block !important;
}
.invisible {
  visibility: hidden;
}
.text-hide {
  .text-hide();
}


// Hide from screenreaders and browsers
//
// Credit: HTML5 Boilerplate
.hidden {
  display: none !important;
  visibility: hidden !important;
}


// For Affix plugin
.affix {
  position: fixed;
}

// Alignment
.text-left           { text-align: left; }
.text-right          { text-align: right; }
.text-center         { text-align: center; }
.text-justify        { text-align: justify; }
.text-nowrap         { white-space: nowrap; }

// Transformation
.text-lowercase      { text-transform: lowercase; }
.text-uppercase      { text-transform: uppercase; }
.text-capitalize     { text-transform: capitalize; }

// Contextual colors
.text-muted {
  color: @text-muted;
}
.text-primary {
  .text-emphasis-variant(@brand-primary);
}
.text-success {
  .text-emphasis-variant(@state-success-text);
}
.text-info {
  .text-emphasis-variant(@state-info-text);
}
.text-warning {
  .text-emphasis-variant(@state-warning-text);
}
.text-danger {
  .text-emphasis-variant(@state-danger-text);
}

// Contextual backgrounds
// For now we'll leave these alongside the text classes until v4 when we can
// safely shift things around (per SemVer rules).
.bg-primary {
  // Given the contrast here, this is the only class to have its color inverted
  // automatically.
  color: #fff;
  .bg-variant(@brand-primary);
}
.bg-success {
  .bg-variant(@state-success-bg);
}
.bg-info {
  .bg-variant(@state-info-bg);
}
.bg-warning {
  .bg-variant(@state-warning-bg);
}
.bg-danger {
  .bg-variant(@state-danger-bg);
}
.bg-gray-dark {
  .bg-variant(@gray-dark);
}