# Customization Customize the look and feel of your documentation site with custom CSS. Override colors, fonts, and layout without modifying servemd's core templates. ## Overview Place a CSS file in your `DOCS_ROOT`. It is automatically loaded on every page **after** the default styles, so your rules override servemd's defaults. Use CSS variables for consistent theming. ## Setup 1. Create a CSS file in `DOCS_ROOT` (e.g. `custom.css`) 2. Optionally set `CUSTOM_CSS=theme.css` to use a different filename 3. Restart the server (or run with `DEBUG=true` for auto-reload) The file is served at `/custom.css` regardless of the filename. The `CUSTOM_CSS` env var only selects which file in `DOCS_ROOT` is served. ## How It Works - **Cascade**: Your CSS loads after the embedded default styles, so your rules take precedence - **When loaded**: The `` is injected in the `` after the main `