diff --git a/Content/AjaxControlToolkit/Styles/Tabs.css b/Content/AjaxControlToolkit/Styles/Tabs.css
index 5908a0886..628e0cd98 100644
--- a/Content/AjaxControlToolkit/Styles/Tabs.css
+++ b/Content/AjaxControlToolkit/Styles/Tabs.css
@@ -86,7 +86,6 @@
     border: 1px solid #999999;
     border-top: 0;
     font-family: verdana,tahoma,helvetica;
-    font-size: 12px;
     padding: 8px;
 }