Output
How to Use CSS Minifier
1
Paste your CSS into the input box.
2
Click Minify to compress, or Beautify to format.
3
View the file size reduction and copy the result.
Features
✓Removes comments and extra whitespace
✓Collapses redundant semicolons
✓Beautify mode for readability
✓Shows original size, result size and % saved
Why Use This Tool
Smaller CSS files load faster — better for SEO
Improve Google PageSpeed Insights scores
Readable code during development
Free — no build tool needed
Frequently Asked Questions
Will minifying CSS break anything?
No. Minification only removes unnecessary whitespace and comments — it does not change CSS logic.
Should I minify CSS for production?
Yes. Every byte counts for page load speed, which affects SEO rankings and user experience.