---
root:
  items:
    - type: stacking-context
      bounds: [50, 50, 1500, 200]
      items:
        - type: box-shadow
          bounds: [ 10, 10, 900, 900 ]
          blur-radius: 5000
          clip-mode: outset
          offset: [10, 10]
          spread-radius: 10
          color: [255, 0, 0]
          border-radius: 10