- generic [active] [ref=e1]:
  - generic [ref=e4]:
    - img "server down" [ref=e5]
    - heading "页面出错了" [level=1] [ref=e56]
    - paragraph [ref=e57]: 服务暂时不可用，请稍后重试
    - button "重新加载" [ref=e58] [cursor=pointer]
  - status:
    - generic:
      - generic: FMS
      - generic: 数字化管理系统
      - generic: 正在加载，请稍候…