# PostCSS Font Format [PostCSS Logo][postcss] [npm version][npm-url] [CSS Standard Status][css-url] [Build Status][cli-url] [Discord][discord] [PostCSS Font Format Keywords] lets you specify font formats as keywords, following the [CSS Fonts] specification. ```pcss @font-face { src: url(file.woff2) format(woff2); } /* becomes */ @font-face { src: url(file.woff2) format("woff2"); } ``` _See prior work by [valtlai](https://github.com/valtlai) here [postcss-font-format-keywords](https://github.com/valtlai/postcss-font-format-keywords) To ensure long term maintenance and to provide the needed features this plugin was recreated based on valtlai's work._ ## Usage Add [PostCSS Font Format Keywords] to your project: ```bash npm install postcss @csstools/postcss-font-format-keywords --save-dev ``` Use it as a [PostCSS] plugin: ```js const postcss = require('postcss'); const postcssFontFormatKeywords = require('@csstools/postcss-font-format-keywords'); postcss([ postcssFontFormatKeywords(/* pluginOptions */) ]).process(YOUR_CSS /*, processOptions */); ``` [PostCSS Font Format Keywords] runs in all Node environments, with special instructions for: | [Node](INSTALL.md#node) | [PostCSS CLI](INSTALL.md#postcss-cli) | [Webpack](INSTALL.md#webpack) | [Create React App](INSTALL.md#create-react-app) | [Gulp](INSTALL.md#gulp) | [Grunt](INSTALL.md#grunt) | | --- | --- | --- | --- | --- | --- | ## Options ### preserve The `preserve` option determines whether the original source is preserved. By default, it is not preserved. ```js postcssFontFormatKeywords({ preserve: true }) ``` ```pcss @font-face { src: url(file.woff2) format(woff2); } /* becomes */ @font-face { src: url(file.woff2) format("woff2"); src: url(file.woff2) format(woff2); } ``` [postcss]: https://github.com/postcss/postcss [cli-url]: https://github.com/csstools/postcss-plugins/actions/workflows/test.yml?query=workflow/test [css-url]: https://cssdb.org/#font-format-keywords [discord]: https://discord.gg/bUadyRwkJS [npm-url]: https://www.npmjs.com/package/@csstools/postcss-font-format-keywords [CSS Fonts]: https://www.w3.org/TR/css-fonts-4/#font-format-values [Gulp PostCSS]: https://github.com/postcss/gulp-postcss [Grunt PostCSS]: https://github.com/nDmitry/grunt-postcss [PostCSS]: https://github.com/postcss/postcss [PostCSS Loader]: https://github.com/postcss/postcss-loader [PostCSS Font Format Keywords]: https://github.com/csstools/postcss-plugins/tree/main/plugins/postcss-font-format-keywords