CSS Minifier

Optimize your stylesheets by removing whitespace, comments, and unnecessary characters, resulting in smaller file sizes and faster load times.

Input CSS

Minified Output

/* Your minified code will appear here... */

Oolook Copilot

Developer workflow guidance

Working in: Alder & FormDemo data

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GPT 5.5

This demonstration does not modify, execute, or deploy code. Review and test generated output before production use.

Prepare a minification checklistReview CSS delivery risksPlan output verification

Optimize Your CSS in Seconds

A quick guide to compressing your stylesheets.

1. Paste Your CSS
Copy your entire CSS code and paste it into the input box on the left.
2. Minify Your Code
Click the 'Minify CSS' button. Our tool will instantly compress the code without changing its functionality.
3. Copy the Output
Sign up for a free account to copy the optimized, single-line CSS output, ready to be used in your production environment.