---
root:
  items:
        - type: stacking-context
          bounds: [50, 50, 500, 500]
          items:
            - type: box-shadow
              bounds: [ 10, 10, 400, 400 ]
              blur-radius: 1
              clip-mode: inset
              offset: [0, 200]
              spread-radius: 0
              color: [255, 0, 0]