diff --git a/examples/index.html b/examples/index.html
index 986327e5..73c9eb78 100644
--- a/examples/index.html
+++ b/examples/index.html
@@ -201,7 +201,7 @@
   </div>
 
   <footer>
-    <hr style="margin:20px;"><center><a class="color:grey;" id="clear-cache">Clear offline cache</a></center>
+    <hr style="margin:20px;"><center><button class="btn btn-default btn-sm" id="clear-cache">Clear offline cache</button></center>
     <div class="row">
       <div class="col-md-6">
         <h2>Need Help?</h2>