CSS Minifier & Beautifier
Minify CSS for production or beautify it for readability. Reduce file size and improve load times!
Features
- Minify CSS
- Beautify CSS
- Size comparison
- Comment removal
- One-click copy
How to Use
- 1Paste your CSS code
- 2Choose minify or beautify
- 3Click Process
- 4Copy the result
About CSS Minifier & Beautifier
When you are preparing your website for production, one of the easiest ways to improve your website load speed is to compress your CSS files. Our free online CSS minifier tool helps developers reduce CSS file size instantly. By automatically stripping out unnecessary whitespace, indentation, newlines, and comments, your stylesheets download much faster without losing any functionality.
If you've received a pre-minified CSS file and need to read or edit it, you can also use our tool as a CSS formatter and beautifier. Simply toggle to the "Beautify" mode to unminify and format the code into readable styling blocks. Whether you want to optimize your site's Core Web Vitals, speed up mobile loading times, or just format a messy stylesheet, this tool securely processes everything directly in your browser.
Frequently Asked Questions
How much can I save?
Typically 20-40% reduction by removing whitespace and comments.
Will this break my CSS?
Standard CSS should work fine. Complex preprocessor syntax may need the original tool.