Compress CSS for production or beautify minified CSS for editing.
Minified CSS removes whitespace, comments, and unnecessary characters — typically shrinking file size by 20–40%. Smaller CSS means faster page loads, lower bandwidth costs, and better Core Web Vitals scores. For production deployments, minification is standard.
No. Minification only removes whitespace, comments, and shortens hex colors (e.g. #ffffff → #fff). Behavior is identical.
Want more detail? Read How to Use CSS Minifier: Practical Guide and Best Practices.