# fonts.customFonts.category

Part of [Fonts](https://kernstra.com/docs/web-sdk/config/fonts) in the Kernstra Web SDK 1.0.0 configuration reference.

- Type: `'sans-serif' | 'serif' | 'monospace' | 'display'`
- Default: `'sans-serif'`
- Page: https://kernstra.com/docs/web-sdk/config/fonts/customfonts-category

The kind of face, for matching a substitute.

Web page: https://kernstra.com/docs/web-sdk/config/fonts/customfonts-category