src/layout/components/Sidebar/index.vue

@@ -55,3 +55,12 @@ export default {
     }
 }
 </script>
+<style lang="scss" scoped>
+::v-deep{
+  //,.el-submenu.is-active>.el-submenu__title 选中了二级菜单的以及菜单
+  .el-menu-item.is-active{
+    background-color: rgba(0,0,0,0.1) !important;
+  }
+
+}
+</style>