# Tests that backdrop filter works with a perspective transform --- root: items: - type: stacking-context bounds: 0 0 0 0 backdrop-root: true perspective: 500 items: - type: rect color: [255, 255, 255, 1] bounds: 0 0 1024 1024 - image: "firefox.png" bounds: 0 0 256 256 - type: stacking-context bounds: 50 50 0 0 transform: ["rotate-y(-50)", "rotate-z(-45)"] items: - type: clip id: 2 bounds: 0 0 100 100 clip-rect: 0 0 100 100 - type: clip-chain id: 12 clips: [2] - type: stacking-context bounds: 0 0 0 0 items: - type: backdrop-filter bounds: 0 0 100 100 clip-chain: 12 filters: invert(1)