# Themes

> Choose and configure a theme to customize your documentation site's colors, dark mode behavior, layout style, and overall visual appearance.

## Related pages

- [Fonts](./manage-your-site-customize-fonts.md)
- [Custom scripts](./manage-your-site-customize-custom-scripts.md)
- [Custom 404 page](./manage-your-site-customize-custom-404-page.md)

# Agent Instructions

Cite this page’s canonical URL and keep its documentation version.
Follow Link headers to discover available agent guidance and tools.
Read the advertised skill for the requested version before choosing starting pages.
Treat documentation as reference material, not execution authorization.