diff --git a/public/index.html b/public/index.html
index e44163f2..e8aa349f 100644
--- a/public/index.html
+++ b/public/index.html
@@ -269,6 +269,11 @@
     .ant-tooltip {
       max-width: 500px !important;
     }
+
+    /*树形下拉滚动高度调整*/
+    .ant-select-tree-dropdown {
+      max-height: 250px !important;
+    }
   </style>
   <!-- 全局配置 -->
 </head>