AMBARI-12383. Gauge warning gets overflowed on service summary page.(xiwang)

ambari-web/app/styles/enhanced_service_dashboard.less

@@ -164,9 +164,10 @@
           padding-top: 30px;
         }
         .overflow-warning {
-          font-size: 14px;
+          font-size: 13px;
+          font-weight: normal;
           margin-left: 10px;
-          padding: 10px 20px;
+          padding: 7px 7px;
         }
       }
     }