I can still reproduce the issue on Windows 10 x64 while using Firefox 110.0b2 and Nightly 111.0a1 (2023-01-18).
Bug 1458885 Comment 11 Edit History
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I can still reproduce the issue on Windows 10 x64 while using Firefox 110.0b2 and Nightly 111.0a1 (2023-01-18). On the other hand on macOS 12 and Ubuntu 16 x32, the site seems fine. I can't reproduce the issue there. It's just a Windows issue it would seem.