diff --git a/style/react-tabs.css b/style/react-tabs.css
index eeddde5bae..0436dde369 100644
--- a/style/react-tabs.css
+++ b/style/react-tabs.css
@@ -36,7 +36,6 @@
 }
 
 .react-tabs__tab:focus:after {
-  content: '';
   position: absolute;
   height: 5px;
   left: -4px;