What does CSS Formatter actually do?

The CSS formatter beautifies or minifies style sheets with Prettier-style rules. It does not prefix vendor properties, purge unused selectors, or run Sass/Less compilation.

When should I use CSS Formatter?

Use it to normalize a pasted stylesheet before a diff.

When should I not use CSS Formatter?

Do not use it as a build step replacement for your bundler.

What does CSS Formatter not do?

Does not compile SCSS, Less, or PostCSS plugins. Does not check browser support.

CSS Formatter

Beautify or minify CSS with Prettier-powered formatting. Free online — runs locally, no upload.

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CSS Formatter