AMBARI-7272. Configs: make final icon more clear selected / not selected.(xiwang)

ambari-web/app/styles/application.less

@@ -1204,12 +1204,16 @@ h1 {
       color: rgb(243, 178, 11);
       margin-right: 2px;
     }
-    .btn-final .icon-lock {
-      color: grey;
+    .btn-final{
+      background: none repeat scroll 0 0 #fff;
+    }
+    .btn-final .icon-lock{
+      color: #a6a6a6;
     }
     .btn-final.active .icon-lock {
       color: blue;
     }
+    .btn-final.active,
     .btn-final.active[disabled] { //copied from Bootstrap .btn.active
       background-color: #e6e6e6;
       background-color: #d9d9d9 \9;