diff --git a/src/main/webapp/WEB-INF/oss/iot/monitor.jsp b/src/main/webapp/WEB-INF/oss/iot/monitor.jsp
index 1a211b9..8ac19c5 100644
--- a/src/main/webapp/WEB-INF/oss/iot/monitor.jsp
+++ b/src/main/webapp/WEB-INF/oss/iot/monitor.jsp
@@ -102,6 +102,30 @@
             cursor: pointer;
         }
     </style>
+    <style>
+        #scrollTop {
+            position: fixed;
+            right: 20px;
+            bottom: 20px;
+            text-align: center;
+            width: 50px;
+            height: 50px;
+            line-height: 50px;
+            color: rgb(255, 255, 255);
+            border-radius: 50%;
+            display: block;
+            cursor: pointer;
+            background: rgba(0, 0, 0, 0.8);
+            z-index: 3000;
+            user-select: none;
+        }
+
+        #layoutMain{
+            overflow: auto;
+            height: calc(100vh - 52px);
+
+        }
+    </style>
 </head>
 <body>
 <div>
@@ -131,6 +155,8 @@
                 </c:forEach>
             </ul>
         </div>
+
+
         <div class="mapContainer">
             <div class="app-container">
                 <div style="padding: 6px 8px 6px 10px;background: #fff;border-left: 1px solid #f2f2f2;">
@@ -142,7 +168,7 @@
                             class="layui-btn  layui-btn-normal">检索
                     </button>
                 </div>
-                <div class="container-layout sceneList-info">
+                <div id="layoutMain" class="container-layout sceneList-info">
 
                 </div>
             </div>
@@ -296,6 +322,10 @@
             </div>
         </div>
     </div>
+
+    <div id="scrollTop">
+        <img class="arrow-top" src="<%=sensorImg%>/scroll-top.png"  style="width: 30px;height: 30px;vertical-align: middle;margin-top: -4px;"/>
+    </div>
 </div>
 </body>
 <script type="text/javascript">
@@ -664,4 +694,19 @@
     })
 
 </script>
+<script>
+    $('#layoutMain').on('scroll', function () {
+        if ($(this).scrollTop() >= 500) {
+            $('#scrollTop').fadeIn('slow');
+        } else {
+            $('#scrollTop').fadeOut('slow');
+        }
+    });
+    $('#scrollTop').on('click', function () {
+        $('#layoutMain').animate({scrollTop: '0'}, 500);
+    });
+    $(function (){
+        $('body').attr('overflow','hidden');
+    })
+</script>
 </html>
\ No newline at end of file
diff --git a/src/main/webapp/image/oss/iot/scroll-top.png b/src/main/webapp/image/oss/iot/scroll-top.png
new file mode 100644
index 0000000..b35d582
Binary files /dev/null and b/src/main/webapp/image/oss/iot/scroll-top.png differ
diff --git a/src/main/webapp/page/devicedetail/index.html b/src/main/webapp/page/devicedetail/index.html
index 59c92d3..6cad9d5 100644
--- a/src/main/webapp/page/devicedetail/index.html
+++ b/src/main/webapp/page/devicedetail/index.html
@@ -240,7 +240,7 @@
 
 
     <div id="scrollTop">
-        <Icon type="ios-arrow-up" style="font-size: 25px;"/>
+        <img class="arrow-top" src="/image/oss/iot/scroll-top.png" style="width: 30px;height: 30px;vertical-align: middle;margin-top: -4px;" />
     </div>
 </div>
 <script>
@@ -919,7 +919,6 @@
     })
 </script>
 <script>
-    /* js代码 */
     $(window).on('scroll', function () {
         if ($(this).scrollTop() >= 500) {
             $('#scrollTop').fadeIn('slow');
