What does CSS Minifier do?
Reduce CSS whitespace and comments. The workspace keeps the input and result together, making it easy to check the change before you use it elsewhere.
For example, you can reduce CSS whitespace and comments when checking a value copied from logs.
What you can control
CSS Minifier stays deliberately simple: add the content, run the tool, and review the result.
How to use CSS Minifier
- 1
Paste or type the content you want to work with.
- 2
Review the content and correct anything you do not want carried into the result.
- 3
Run CSS Minifier, review the output, then copy or download it where available.
Tips for a better result
- Keep the source content beside the CSS Minifier output so you can check the transformation.
- Read the complete result rather than relying on the first line or preview alone.
- Treat decoded or formatted output as data, not proof that the source is safe or authentic.
Frequently asked questions
Is my input private when I use CSS Minifier?+
CSS Minifier handles the pasted value locally in this browser. Avoid using real production secrets on an untrusted or shared device.
What should I check after using CSS Minifier?+
Treat decoded or formatted output as data, not proof that the source is safe or authentic.