样式修改

ybf_admin/src/pages/in/contact/mail.vue

@@ -18,10 +18,11 @@
           </div>
           <div class="tree">
             <el-tree
+              class="trees"
               :props="orgData"
               :data="data1"
               node-key="id"
-              :expand-on-click-node="false"
+              expand-on-click-node
               @node-click="handleTreeClick"
             >
              <!--  <span class="custom-tree-node" slot-scope="{ node, data }">
@@ -705,6 +706,14 @@ export default {
 </script>
 
 <style scoped>
+.trees >>> .el-tree-node__content {
+  padding: 10px;
+  border-bottom: 1px solid #fff;
+}
+ .trees >>> .el-tree-node__children .el-tree-node__content {
+  background-color: #dadad97a;
+  
+}
 .btn >>> .el-button + .el-button {
   margin-left: 5px;
 }