---
root:
  items:
    -
      type: "reference-frame"
      transform: [perspective(10), rotate(45)]
      transform-origin: 500 100
      items:
        -
          type: "stacking-context"
          filters: [identity]
          items:
            -
              bounds: [100, 100, 200, 200]
              type: rect
              color: red