diff --git a/theme/templates/index.html b/theme/templates/index.html
index a59f4e3..b215af9 100644
--- a/theme/templates/index.html
+++ b/theme/templates/index.html
@@ -15,7 +15,6 @@
    a {
      color: black;
      text-decoration: none;
-     background-color: rgba(0, 0, 0, 0.1);
    }
 
    p {
@@ -59,7 +58,7 @@
 
   <script type="text/javascript">
     $(document).ready(function () {
-      $('a[class*=external]').attr('target', '_blank');
+      $('a[class*=external]').attr('target', '_blank').css('background-color', 'rgba(0, 0, 0, 0.1)');
     });
   </script>