Compress CSS for production or beautify for development. See exact byte savings with live compression stats.
Fast, accurate, and completely private CSS processing
Removes comments, collapses whitespace, strips redundant semicolons, and merges shorthand properties.
Expand compressed CSS into clean, readable code with proper indentation and spacing.
See exactly how many bytes you saved and the compression percentage in real-time.
Your stylesheets never leave your browser. No server, no logs, no tracking.
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CSS minification removes whitespace, comments, and unnecessary characters to reduce file size, speeding up website load times. Beautification does the opposite — formatting minified CSS into readable, well-indented code for editing.
Minified CSS files are significantly smaller, reducing bandwidth usage and improving page load speed — a key factor in Google's Core Web Vitals ranking.
When you receive minified CSS from a website or framework, beautify it first to make the code readable before debugging or customizing it.
Always minify your CSS before deploying to production. This is a standard optimization step in modern web development workflows.
Strip developer comments from your CSS automatically — keeping your source code documented while the production file stays lean and private.
CSS minification can reduce file sizes by 20–60% depending on how much whitespace and how many comments the original file contains. Combined with GZIP compression on the server, minified CSS loads even faster. Tools like this replace complex build pipelines for simple projects or quick one-off optimizations.