[Broken Website] https://kam.pages.fit/timer/ background flickering

[sdasda7777]

Prerequisites

• I searched for any existing report about this website issue to avoid opening a duplicate.
• I can reproduce this website issue in a new, unmodified web browser profile with Dark Reader installed as the only extension.

Website Issue Description

After clicking the cat icon, the website should look something like this:

Instead, when Dark Reader is enabled, it looks like this:

Website Address

https://kam.pages.fit/timer/

Steps To Reproduce

1. Visit page
2. Click the cat icon (top, leftmost)

Screenshots

No response

Operating System

Windows

Web Browser name and version

Chrome 123

Dark Reader version

4.9.83

Additional Context

No response