diff --git a/assets/stylesheets/_mixins.scss b/assets/stylesheets/_mixins.scss
index f6370bb..09bafc8 100644
--- a/assets/stylesheets/_mixins.scss
+++ b/assets/stylesheets/_mixins.scss
@@ -36,14 +36,6 @@
           box-sizing: $boxmodel;
 }
 
-@mixin font-size($font-size, $line-height:true) {
-  font-size: $font-size;
-  font-size: ($font-size / $base-font-size) * 1rem;
-  @if $line-height == true {
-    line-height: ceil($font-size / $base-line-height) * ($base-line-height / $font-size);
-  }
-}
-
 @mixin opacity($opacity) {
   filter: unquote("progid:DXImageTransform.Microsoft.Alpha(Opacity=#{round($opacity * 100)})");
   opacity: $opacity;