CSS Stylesheet Minifier

Compress CSS stylesheets by stripping comments, spaces, and redundant semicolons.

About this tool

Optimize stylesheet sizes for superior website loading speeds and Core Web Vitals.

How to use this tool

  1. Paste CSS stylesheet
  2. Click Run
  3. Copy minified CSS

How it works

Cleans CSS comments, redundant space characters around selectors and declarations, and trailing semicolons.

When to use this tool

  • Minifying CSS before deploying static websites

Frequently asked questions

Does it break media queries or variables?

No, standard CSS custom properties and media queries are safely preserved.

Limitations

Input must be standard CSS syntax.

Privacy

Zero cloud tracking.