features:
- name: absolute-positioning
  files:
  - 'position-absolute-*'
  - '!position-absolute-center-003.html'
  - '!position-absolute-center-004.html'
- name: backdrop
  files:
  - backdrop-inherit-computed.html
  - backdrop-inherit-rendered.html
  - backdrop-tree-abiding-slotted.html
  - replaced-object-backdrop.html
- name: fixed-positioning
  files:
  - 'position-fixed-*'
- name: relative-positioning
  files:
  - 'position-relative-*'
- name: z-index
  files:
  - '*z-index*'
- name: static-positioning
  files:
  - "position-static-*.html"
- name: box-sizing
  files:
  - position-absolute-center-003.html
  - position-absolute-center-004.html