sign on button

clientarea.tpl

@@ -8,11 +8,9 @@
         </tr>
         <tr>
           <td colspan=2>
-            <button type="button" class="btn btn-primary">
-              <a href="/whmcs/clientarea.php?action=productdetails&id={$serviceid}&dosinglesignon=1" target=_blank color="white">
+              <a href="/whmcs/clientarea.php?action=productdetails&id={$serviceid}&dosinglesignon=1" class="btn btn-primary" target=_blank color="white">
                 <i class="fas fa-sign-in fa-fw"></i> Login to Zimbra
               </a>
-            </button>
           </td>
         </tr>
       </table>