"Virtual" with "View Comp Ref" does not display any controls

[smfukaya]

If you select "Virtual" with "View Comp Ref" and hit "Load Layout" the panels are shown, but their contents not (if you inspect the HTML, they are there, but "z-index: auto" prevents them from being displayed".

Browsers:
Mozilla Firefox Developer Edition 112.0b3 (64-bits)
Google Chrome 111.0.5563.65 64 bits

2023-03-21_16-38-55-golden-layout-ng-app.-.issue.with.View.Comp.Ref.mp4