---
root:
  items:
    - type: stacking-context
      bounds: [50, 50, 100, 100]
      transform: [1,0,0,0, 0,10,0,0, 0,0,1,0, 0,0,0,1]
      items:
        - type: border
          bounds: [ 50, 5, 200, 10 ]
          width: [ 1, 10, 1, 10 ]
          border-type: normal
          style: solid
          color: [ blue, blue, blue, blue ]
          radius: {
            top-left: [50, 5],
            top-right: [50, 5],
            bottom-left: [50, 5],
            bottom-right: [50, 5],
          }