Add missing class without language- prefix

```html
<figure class="language-js ..." ...>
````

must become

```html
<figure class="language-js js ..." ...>
```

In addition fix padding to get the same pixel alignment for gutter and sourcecode

1 files changed, 3 insertions, 3 deletions

diff --git a/src/scss/components/_code.scss b/src/scss/components/_code.scss
index 265ba03..9a2c2e5 100755
--- a/src/scss/components/_code.scss
+++ b/src/scss/components/_code.scss
@@ -50,7 +50,7 @@ figure.highlight,
     // Gutter which contains line numbers
     .gutter {
         border-right: map-get($highlight, border);
-        padding:      0.3em 15px;
+        padding:      0.3rem 15px;
         line-height:    map-get($highlight, line-height);
         font-size:      map-get($highlight, font-size);
 
@@ -60,7 +60,7 @@ figure.highlight,
     }
     // Code container
     .code {
-        padding: 0.3em 15px 0.3em 1em;
+        padding: 0.3rem 15px 0.3rem 1em;
         width:   100%;
 
         pre {
@@ -112,4 +112,4 @@ figure.highlight,
         font-size:   1em;
         margin:      0 0 5px 0;
     }
-}
\ No newline at end of file
+}