CSS Formatter and Minifier
Format CSS for readable review or minify valid CSS to reduce unnecessary whitespace. Processing takes place locally in your browser.
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What CSS Formatter and Minifier does
Format CSS for readable review or minify valid CSS to reduce unnecessary whitespace.
Worked example
body{color:#222;margin:0}
Readable indented CSS or a compact minified equivalent
How it works
The formatter tokenizes CSS rules, declarations and blocks before writing them with the selected indentation. Minification removes insignificant whitespace without intentionally changing declarations.
Developer workflows
- Review generated stylesheets
- Prepare compact CSS for a test build
- Normalize formatting before comparing changes
Security and compatibility checks
- Formatting does not validate browser support or fix incorrect selectors.
- Comments may be removed in minify mode.
- Use a build pipeline with source maps for production optimization.
Frequently asked questions
Does minifying CSS make a website faster?
It reduces transfer size, but compression, caching and delivery strategy usually matter as well.
Will formatting change property order?
A formatter should preserve semantic order unless an explicit sorting option is selected.
Processing takes place locally in your browser.