sourcecode/front/src/components/TreeManage/index.less

.tree-modal {
  .body {
    text-align: center;
    .ant-btn {
      width: 200px;
      margin-bottom: 20px;
    }
    .ant-tree {
      text-align: left;
      width: 180px;
      margin: 0 auto;
    }
  }
}