AMBARI-8650. Flume mgm UI broken.(xiwang)

ambari-web/app/styles/application.less

@@ -7061,6 +7061,7 @@ i.icon-asterisks {
     margin: 0 5px 5px 0;
     float: right;
     width:60px;
+    position: relative;
   }
   .flume-agents-actions {
     position: absolute;