Runs locally
CSS Formatter
Format CSS or minify it.
Ctrl+Enter runs. Ctrl+Shift+Backspace clears.
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Prettier formats the stylesheet. CSSO minifies it.
About this tool
Make a minified stylesheet readable again, or compress CSS before deploying. Prettier handles formatting and CSSO handles safe minification.
How to use it
- 01
Paste the CSS.
- 02
Choose format or minify.
- 03
Copy the result.
FAQ
Frequently asked questions
Is minification safe?
CSSO applies structural optimizations that keep the stylesheet's behavior the same.
Are SCSS or Less supported?
The tool is built for plain CSS; preprocessor syntax may not be handled.