DEVELOPER TOOLS · LOCAL ONLY
Strip CSS comments and whitespace down to a single line.
Up to 200,000 characters. Removes comments and whitespace only; selectors and shorthands are not merged.
Run the tool to see the result
Up to 200,000 characters. Removes comments and whitespace only; selectors and shorthands are not merged.
How to use
Collapse CSS onto one line to reduce file size, handy for inlining or for a quick size comparison. Comments go and spacing around braces, colons, and semicolons is tightened, but quoted strings and `url()` contents keep their exact spacing so rendering is unchanged.
Limits and privacy
Everything runs inside this browser. Your input is never uploaded, stored, or written to the URL or any log.