diff --git a/public/main.html b/public/main.html
index 604105a..0079859 100644
--- a/public/main.html
+++ b/public/main.html
@@ -9,6 +9,10 @@
 </head>
 <body background="./bg.png" style="background-size:100% 100%; background-attachment: fixed;">
     <button class="BackButton" id="BackButton">退出登录</button>
+    <div class="slider-container">
+        <input type="range" id="mySlider" min="0" max="100" value="50">
+        <span id="sliderValue">50</span>
+    </div>
     <div class="tab-container">
         <div class="tab">
             <button class="tablinks" data-tab="Tab0">日历</button>
@@ -42,10 +46,6 @@
             </table>
         </div>
     </div>
-    <div class="slider-container">
-        <input type="range" id="mySlider" min="0" max="100" value="50">
-        <span id="sliderValue">50</span>
-    </div>
     <script src="script-main.js"></script>
 </body>
 </html>
