move the buttons to the 1st row

replay-dashboard.html

@@ -24,12 +24,18 @@
         <div class="col-lg-3">
             <input type="password" class="form-control" id="password" value="" placeholder="password">
         </div>
+        <div class="col-lg-2">
+            <button class="btn btn-default" id="empty_button">清空记录</button>
+        </div>
+        <div class="col-lg-2">
+            <button class="btn btn-default" id="pack_button">打包下载录像</button>
+        </div>
         <div class="col-lg-4">
             <button class="btn btn-default" id="open_button">刷新</button>
             共有<span id="num">0</span>场决斗
         </div>
     </div>
-    <div class="row">
+    <!--div class="row">
         <div class="col-lg-2">
             <button class="btn btn-default" id="empty_button">清空记录</button>
         </div>
@@ -39,7 +45,7 @@
         <div class="col-lg-2">
             <span id="message_callback"></span>
         </div>
-    </div>
+    </div-->
 </div>
 <div class="container">
     <hr>