Themes

Observable Framework documentation: Themes Source: https://observablehq.com/framework/themes

Themes affect the visual appearance of pages by specifying colors and fonts, or by augmenting default styles. Framework includes several built-in themes, but you can also design your own themes by specifying a custom stylesheet.

The theme is typically set via the theme config option, such as:

theme: "cotton"

You can also apply a theme to an individual page via the front matter: