1 In all iframes, the green fixed-position element should not be composited.
3 (bounds 785.00 4016.00)
6 (bounds 785.00 4016.00)
11 (position 50.00 360.00)
12 (bounds 300.00 100.00)
15 (backgroundColor #00FFFF)
20 (position 10.00 200.00)
21 (bounds 154.00 154.00)
25 (position 10.00 380.00)
26 (bounds 154.00 154.00)
35 Composited box underneath iframe.