diff --git a/src/c3nav/static/material-icons/material-icons.css b/src/c3nav/static/material-icons/material-icons.css
index 2270c09d..ec28376f 100644
--- a/src/c3nav/static/material-icons/material-icons.css
+++ b/src/c3nav/static/material-icons/material-icons.css
@@ -23,14 +23,6 @@
   white-space: nowrap;
   direction: ltr;
 
-  /* Support for all WebKit browsers. */
+  -webkit-font-feature-settings: 'liga';
   -webkit-font-smoothing: antialiased;
-  /* Support for Safari and Chrome. */
-  text-rendering: optimizeLegibility;
-
-  /* Support for Firefox. */
-  -moz-osx-font-smoothing: grayscale;
-
-  /* Support for IE. */
-  font-feature-settings: 'liga';
 }