Developer Tools
CSS Minifier
Compress CSS files for production performance.
About this tool
CSS minifiers strip comments, whitespace, and redundant syntax. The result is smaller files, faster page loads, and better SEO via Core Web Vitals.
How to use
- Paste your CSS.
- Click Minify.
- Copy or download.
Benefits
- Strips comments and whitespace
- Shortens hex colors
- Removes redundant semicolons
Real-world use cases
- • Production deploys
- • CDN-served stylesheets
- • Inline critical CSS
Tips & best practices
- • Keep a non-minified copy for debugging
- • Use source maps in production for easier debugging
- • Combine with gzip
Frequently asked questions
Will it break my styles?
Standards-compliant CSS minifies safely.
Does it touch animations?
No, keyframes are preserved.
Can I undo minification?
Yes — use a CSS beautifier.
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