Fixed the problem of embedding Gists

Followed cancan101/cancan101.github.io@d30d956 and imathis/octopress#847
and discovered that manually changing `sass/partial/_syntax.scss` will
do.  Changing the SCSS file under `.themes/classics/` is *unnecessary*.

sass/partials/_syntax.scss

@@ -22,6 +22,10 @@
   @include border-radius(0);
 }
 
+.line-data {
+  font-size: 13px;
+}
+
 figure.code, .gist-file, pre {
   @include box-shadow(rgba(#000, .06) 0 0 10px);
   .highlight pre { @include box-shadow(none); }
@@ -69,7 +73,7 @@ html .gist .gist-file {
       &:hover { color: $base1 !important; }
     }
     a[href*='#file'] {
-      position: absolute; top: 0; left:0; right:-10px;
+      position: absolute; top: 0; left:0; right:0px;
       color: #474747 !important;
       @extend .code-title;
       &:hover { color: $link-color !important; }
@@ -259,3 +263,12 @@ figure.code {
   text-shadow: #cbcccc 0 1px 0;
   padding-left: 3em;
 }
+
+.gist-file {
+  font-size:.8em !important;
+}
+
+table.lines{
+  width: 100%;
+}
+