---
root:
  items:
        - type: stacking-context
          bounds: [50, 50, 100, 100]
          items:
            - type: rect
              bounds: [ 10, 10, 80, 80 ]
              color: [0, 255, 0]
            - type: box-shadow
              bounds: [ 10, 10, 80, 80 ]
              blur-radius: 25
              clip-mode: inset