Marker Shows blank Canvas on Reddit.com in Darkmode

[robin-rpr]

trafficstars

Marker Version: 1.4.1 OS: macOS

What steps will reproduce the problem?

1. Go to Reddit.com
2. Enable Reddit's Dark Mode Setting
3. Start Marker

What is the expected result? Show Marker on Website with transparent Canvas as usual.

What happens instead? Marker opens and presents a white (non-transparent) Canvas

Please feel free to add additional Images / Links / Notes below to help us understand and / or reproduce the issue:

Reddit Light Mode:

Reddit Dark Mode:

This issue seems to affect all Versions of Marker. I checked versions back until 1.1.1

[Eee14]

In addition to the home page when not logged in, the same is true for each page of GitHub.

Marker Version: 1.5.2 OS: Windows 11 FireFox: 112.0

When not logged in:

GitHub Light Mode:

GitHub Dark Mode:

Results for each Mode:

[jorgerpo]

I have the same issue

[PowerUser64]

I noticed this is also a problem when using the extension Dark Reader, which converts pages to dark theme. It has the same problem where the page becomes entirely white. (Saw this first on wikipedia.)