Update yu.html

Author: vectorZeng

more/content/yu.html

@@ -353,9 +353,8 @@
   </div>
   <div style="text-align: center; margin-top: 20px;">
       <button onclick="logout()" class="logout-btn">返回</button>
-    </div
-    <button onclick="logout()" class="logout-btn">返回</button>
-  </div>
+</div>
+
 </div>
 
 <style>