高度

src/style/global.less

@@ -10,6 +10,10 @@ body {
   display: flex;
 }
 
+.arco-tree-select-popup .arco-tree-select-tree-wrapper {
+  max-height: 400px;
+}
+
 .arco-select-view-multiple.arco-select-view-size-medium .arco-select-view-tag {
   margin-top: 1px;
   margin-bottom: 1px;