diff --git a/src/client/modules/app/styles/kb-icons.css b/src/client/modules/app/styles/kb-icons.css
index 8bc98b44a..ae48d9350 100644
--- a/src/client/modules/app/styles/kb-icons.css
+++ b/src/client/modules/app/styles/kb-icons.css
@@ -31,7 +31,6 @@
     text-transform: none !important;
     vertical-align: top;
     speak: none;
-    /* line-height: 0.8; */
     -webkit-font-smoothing: antialiased;
     -moz-osx-font-smoothing: grayscale;
 }
@@ -43,32 +42,26 @@
 
 .icon-compare:before {
     content: "a";
-    /* font-size: 16px; */
 }
 
 .icon-genome:before {
     content: "b";
-    /* font-size: 16px; */
 }
 
 .icon-metabolism:before {
     content: "c";
-    /* font-size: 16px; */
 }
 
 .icon-metagenome:before {
     content: "d";
-    /* font-size: 16px; */
 }
 
 .icon-reads:before {
     content: "e";
-    /* font-size: 16px; */
 }
 
 .icon-tree:before {
     content: "f";
-    /* font-size: 16px; */
 }
 
 .icon-md:before {