Unreadable elements in dark mode #868
Description
Describe the bug
When reading the theme documentation in dark mode some elements use a light background with light font, making them unreadable.
Reproduce the bug
From https://sphinx-book-theme.readthedocs.io/en/stable/reference/extensions.html
From https://sphinx-book-theme.readthedocs.io/en/stable/reference/notebooks.html
List your environment
No response