When the [Dark Reader](https://github.com/darkreader/darkreader/) is opened and the browser is in dark mode, the transparency of left sidebar is different. <img width="686" alt="image" src="https://user-images.githubusercontent.com/95011132/182434954-6fcd4a37-7377-4999-8dce-a5021355e941.png">
When the Dark Reader is opened and the browser is in dark mode, the transparency of left sidebar is different.