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CSS Minifier / Formatter

Minify and beautify CSS code with compression stats and one-click copy

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About This Tool

CSS Minifier / Formatter is an online tool that lets you compress CSS by removing comments, whitespace, and unnecessary characters, or beautify minified CSS with proper indentation and newlines. It features a side-by-side input and output editor, sample CSS loading, real-time character count, compression percentage display, and one-click copy — all running locally in your browser with zero server dependency.

Key Features

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Use Cases

css minify format beautify compress

Frequently Asked Questions

What is the CSS Minifier / Formatter?

The CSS Minifier / Formatter is an online tool that lets you compress CSS by removing comments, whitespace, and unnecessary characters, or beautify minified CSS with proper indentation and newlines. It also shows character counts and compression percentage.

What does CSS minification do?

CSS minification removes comments, extra whitespace, and unnecessary characters like trailing semicolons to produce the smallest possible CSS file. This reduces file size and improves page load performance.

Can I also format or beautify CSS?

Yes, the tool provides a Format button that takes minified or messy CSS and adds proper indentation, newlines, and spacing to make the code readable and easy to maintain.

Is my CSS code sent to any server?

No. All processing happens locally in your browser. Your CSS code is never uploaded or transmitted to any server, ensuring your work remains completely private and secure.

Can I use the CSS Minifier / Formatter on my phone?

Yes, the tool is fully responsive and works on all devices including smartphones, tablets, and desktop computers. On smaller screens the editor panels stack vertically for comfortable use.