ZenovayTools

CSS Minifier & Beautifier

Minify or beautify CSS code instantly. Remove comments and whitespace to reduce file size.

How to Use CSS Minifier & Beautifier

  1. 1Paste your CSS code into the input editor.
  2. 2Click "Minify" to remove comments, whitespace, and reduce file size.
  3. 3Or click "Beautify" to format and indent the CSS for readability.
  4. 4Copy the result or download it as a .css file.
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Frequently Asked Questions

How does CSS minification work?▾
CSS minification removes comments, unnecessary whitespace, newlines, and redundant semicolons. This reduces file size without changing how the CSS is interpreted by browsers.
Will minification break my CSS?▾
No. Minification only removes characters that have no effect on rendering. Your styles will work exactly the same after minification.
What does beautify do?▾
Beautify reformats compressed CSS with proper indentation and newlines, making it human-readable. This is useful for debugging or editing minified CSS files.
Is my CSS data secure?▾
Yes, all processing happens in your browser. Your CSS code is never sent to any server.
How does this compare to tools like CSSNano or clean-css?▾
This is a lightweight minifier for quick size reduction directly in your browser. Build-time tools like CSSNano perform deeper optimizations like merging rules and shortening color values, making them better suited for production pipelines.
Can I use this tool on my phone?▾
Yes, the CSS minifier works in any modern mobile browser. Paste your CSS, tap Minify or Beautify, and copy the result on any device.
Can I copy or download the minified output?▾
Yes. The output area includes a copy button that copies the minified or beautified CSS to your clipboard with one click, ready to paste into your stylesheets.