ng-zorro-antd/tree/style/patch.less

An enterprise-class UI components based on Ant Design and Angular

/*
 * @license
 * Copyright Alibaba.com All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */

.ant-tree.ant-tree-show-line nz-tree-node:not(:last-child) > li::before {
  content: ' ';
  width: 1px;
  border-left: 1px solid @border-color-base;
  height: 100%;
  position: absolute;
  left: 12px;
  margin: 22px 0;
}

.font-highlight {
  color: @highlight-color;
}

.@{tree-prefix-cls}-child-tree {
  // The overflow of the collapse animation in edge and IE is invalid
  overflow: hidden;
}