diff --git a/back/src/assets/scss/common.scss b/back/src/assets/scss/common.scss
index 02f28ad0..c0d15e50 100644
--- a/back/src/assets/scss/common.scss
+++ b/back/src/assets/scss/common.scss
@@ -714,4 +714,15 @@ img {
 
 .aui-navbar__header {
   width: 268px;
+}
+
+// 统一更改弹框高度、树形控件高度
+.el-dialog__body {
+  max-height: 600px;
+  overflow-y: auto;
+}
+
+.el-tree {
+  max-height: 450px;
+  overflow-y: auto;
 }
\ No newline at end of file