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CSS Minifier & Formatter
Paste any CSS and instantly minify it (removes comments, collapses whitespace) or format it with consistent indentation and line breaks. See the size before and after with percentage reduction. No dependencies, works entirely in your browser.
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Input CSS433 bytes
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How to use
01
Paste your CSS
Paste any CSS — minified, unformatted, or with comments. The tool handles all of it.
02
Choose an action
Click Minify to strip whitespace and comments for production. Click Format to beautify for readability.
03
Check the stats
See the original and output sizes in bytes, plus the reduction percentage achieved by minifying.
04
Copy output
Use the Copy CSS button to copy the processed CSS to your clipboard.