.el-tree>.el-tree-node{margin-bottom:10px;background-color:#f5f5f5}.el-tree>.el-tree-node>.el-tree-node__children>.el-tree-node>.el-tree-node__children{margin-bottom:10px}.el-tree>.el-tree-node>.el-tree-node__children>.el-tree-node>.el-tree-node__children>.el-tree-node>.el-tree-node__children{display:flex;margin-bottom:10px}