feat:回到顶部

@@ -654,6 +654,9 @@ div.footer .system_service ul li a{
     font-weight: 400;
     font-weight: 400;
     color: #DEDEDE;
     color: #DEDEDE;
 }
 }
+div.footer .system_service ul li a:hover {
+    color: #f46143;
+}
 .footer .subject {
 .footer .subject {
     width: 1200px;
     width: 1200px;
     margin: 0 auto;
     margin: 0 auto;

@@ -410,7 +410,7 @@
                     <img src="./images/code.png">
                     <img src="./images/code.png">
                     <p>扫描关注公众号</p>
                     <p>扫描关注公众号</p>
                 </li>
                 </li>
-                
+
             </ol>
             </ol>
         </div>
         </div>
     </div>
     </div>
@@ -437,4 +437,19 @@
 
 
         //…
         //…
     });
     });
+    layui.use('util', function () {
+        var util = layui.util;
+        //执行
+        util.fixbar({
+            bar1: true,
+            bar2: true,
+            top:true
+            , click: function (type) {
+                console.log(type);
+                if (type === 'bar1') {
+                    alert('点击了bar1')
+                }
+            }
+        });
+    });
 </script>
 </script>
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