This free online CSS formatter cleans up and reorganizes your stylesheets — and can minify them back down for production.

All tools on this site run entirely in your browser locally. No data is uploaded to any server.

Features:

• Beautify: Re-indent CSS with consistent spacing and a clear selector hierarchy
• Minify: Strip whitespace and line breaks, compressing everything into a single line
• Code folding: Collapse and expand rule blocks to navigate large stylesheets
• Local files: Open a CSS file from your computer, or drag and drop it into the editor

Common uses:

• Cleaning up minified or compressed CSS for easier reading and debugging
• Compressing CSS to reduce page load size
• Spotting malformed selectors and other structural issues
• Tidying up CSS snippets copied from browser DevTools or templates