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CSS Minifier & Beautifier

Paste CSS to minify (strip comments, whitespace) or beautify (format with indentation). See before/after file size and savings percentage.

Input CSS0 B
Output0 B

All processing runs in your browser. Handles comments, whitespace, and basic formatting.

How to Minify CSS

Compress or beautify stylesheets and measure the savings with The IT Hustle's free CSS Minifier.

  1. 1
    Paste your CSSDrop your stylesheet into the input panel — or click Load Sample to try it out.
  2. 2
    Choose Minify or BeautifyMinify strips comments and unnecessary whitespace for production; Beautify re-expands minified CSS with clean two-space indentation for reading.
  3. 3
    Check the savingsThe tool shows input size, output size, and the percentage saved, so you know exactly what the compression bought you.
  4. 4
    Copy the outputClick Copy Output and use the result in your project.

Frequently Asked Questions

Typically 20–40% smaller depending on how heavily commented and formatted the source is. Combined with gzip on your server, the wire size drops much further — minification and compression stack.

No. Minification only removes comments and whitespace that browsers ignore anyway — selectors, properties, and values are untouched, so rendering is identical.

This tool is ideal for quick one-off jobs — email CSS, a legacy stylesheet, a CMS snippet. For automated builds, use your bundler's minifier (cssnano, esbuild, Lightning CSS), which also handles advanced optimizations.

Yes. Switch to Beautify mode and paste minified CSS — you get readable, consistently indented output, which is invaluable when debugging a third-party stylesheet.

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