The following settings need to be enabled:
    - acceleratedCompositingForFixedPositionEnabled
    - fixedPositionCreatesStackingContext
To test, scroll the page up and down. The test passes if there is no temporary or permanent red in the page.
The following settings need to be enabled:
    - acceleratedCompositingForFixedPositionEnabled
    - fixedPositionCreatesStackingContext
To test, scroll the page up and down. The test passes if there is no temporary or permanent red in the page.