修改样式

web/maintain/report/css/main.css

@@ -358,7 +358,9 @@ body {
   left: 105px;
   top: 38px;
   border: 1px solid #d9d9d9;
-  display: none;
+  display: none;    
+  z-index: 999;
+  background-color: #fff;
 }
 .mutiSelector {
   width: 130px;