优化 select.form-control 样式遮盖选中项文字

public/assets/css/fastadmin.css

@@ -1363,6 +1363,7 @@ a:focus {
   border-radius: 0;
 }
 select.form-control {
+  padding-right: 27px;
   -webkit-appearance: none;
   -webkit-border-radius: 0px;
   background-position: right 50%;