diff --git a/app/assets/stylesheets/frontend.css.scss b/app/assets/stylesheets/frontend.css.scss
index a8758ca6d..bfe290297 100644
--- a/app/assets/stylesheets/frontend.css.scss
+++ b/app/assets/stylesheets/frontend.css.scss
@@ -39,26 +39,9 @@ $dark-gray: #2e2e2e;
 
 .inline-icon {
   display: inline-block;
-  // margin-right: -5px;
   margin-left: 2px;
 }
 
-.icon-lock:before {
-  content: "\e98f";
-}
-
-.icon-rss:before {
-  content: "\ea9c";
-}
-
 .icon-markdown:before {
   content: "\e901";
 }
-
-.icon-keyboard:before {
-  content: "\e900";
-}
-
-.icon-enlarge:before {
-  content: "\e989";
-}