Fixed a lot of small theme issues:

Alternative Dark before:

Mouse hover:

Alternative Dark after:

Mouse hover:

Pink Dark before:

Pink Dark after:

Dark before:

Dark after:

Mapco before:

Mapco after:

Pafat before:

Pafat after:

Swage before:

Swage after:

Changes proposed in this pull request:

• (S)CSS

How to test the feature manually:
see screenshots

Pull request checklist:

• clear commit messages
• code manually tested