diff --git a/dev/demo/datepicker.html b/dev/demo/datepicker.html
index e99f021..d24fac2 100644
--- a/dev/demo/datepicker.html
+++ b/dev/demo/datepicker.html
@@ -7,6 +7,8 @@
     <link type="text/css" rel="stylesheet" href="../css/kalamar.css" />
   </head>
   <body>
-    <div id="dp"></div>
+    <div class="vc">
+      <div id="dp"></div>
+    </div>
   </body>
 </html>