diff --git a/www/security.html b/www/security.html
index 049a988..39a40ca 100644
--- a/www/security.html
+++ b/www/security.html
@@ -50,7 +50,7 @@
                 </div>
             </li>
         </ul>
-         <div style="padding: 20px;margin-top: 40px;">
+        <div style="padding: 20px;margin-top: 40px;">
             <a href="javascript:app.logout();" class="weui-btn weui-btn_warn">退出登录</a>
         </div>
     </section>