# PostCSS PostCSS is a modular CSS preprocessor based on JavaScript. It comes pre- configured with the plugins listed below. See the [official documentation](https://github.com/postcss/postcss) for more information! ## Plugins This boilerplate bundles a few of the most useful PostCSS plugins by default: - [`postcss-focus`](https://github.com/postcss/postcss-focus): Adds a `:focus` selector to every `:hover` selector for keyboard accessibility. - [`autoprefixer`](https://github.com/postcss/autoprefixer): Prefixes your CSS automatically for the last two versions of all major browsers and IE10+. - [`cssnext`](https://github.com/moox/postcss-cssnext): Use tomorrow's CSS features today. Transpiles CSS4 features down to CSS3. - [`cssnano`](https://github.com/ben-eb/cssnano): Optimizes your CSS file. For a full list of optimizations check [the offical website](http://cssnano.co/optimisations/). For more awesome features that the PostCSS ecosystem offers, check out the comprehensive, fully-searchable catalog of available plugins at [postcss.parts](http://postcss.parts). --- _Don't like this feature? [Click here](remove.md)_