diff --git a/src/index.less b/src/index.less
index fa8330d..6d96318 100644
--- a/src/index.less
+++ b/src/index.less
@@ -81,7 +81,7 @@ code {
   margin-left: 15px;
 }
 
-.ml-24{
+.ml-24 {
   margin-left: 24px;
 }
 
@@ -451,30 +451,30 @@ textarea.ant-input {
     border-radius: 6px !important;
     overflow: hidden;
   }
+  .ant-tree-node-content-wrapper {
+    width: 100% !important;
+    height: 40px !important;
+    display: flex;
+    align-items: center;
+  }
   &:hover {
     background-color: #fff2f0 !important;
     border-radius: 6px !important;
     overflow: hidden;
+    .ant-tree-node-content-wrapper {
+      background-color: transparent !important;
+    }
+    .ant-tree-node-content-wrapper-normal {
+      background-color: transparent !important;
+    }
   }
   .ant-tree-node-content-wrapper-normal {
     width: 100% !important;
     height: 40px !important;
     display: flex;
     align-items: center;
-    &:hover {
-      background-color: #fff2f0 !important;
-    }
   }
 
-  .ant-tree-node-content-wrapper {
-    width: 100% !important;
-    height: 40px !important;
-    display: flex;
-    align-items: center;
-    &:hover {
-      background-color: #fff2f0 !important;
-    }
-  }
   .ant-tree-switcher {
     height: 40px !important;
     display: flex;