CSS Minifier

Compact CSS rules without changing strings and function contents.

HTML & CSS workspaceYour code is processed locally in your browser.

CSS inputGenerated output

Conservative formatting and minification; review output in your browser before publishing. This is not a full HTML or CSS validator.

Privacy-focused processingBrowser processing is used wherever practical.

25-minute cleanup policyServer files, when required, are removed after completion—not during active work.

Text, pasted data or supported local filesMaximum size and exact support are shown inside the tool.

About This Tool

Compact CSS whitespace and ordinary comments while preserving strings, functions and license comments.

Everyday work

Complete repetitive formatting or calculation tasks.

Publishing

Prepare clean output for websites and documents.

Local review

Inspect and verify your result before downloading.

Text, pasted data or supported local files

Will all CSS selectors behave exactly the same?

The tool avoids aggressive rewrites, but always test generated CSS on your actual site before publishing.

Local first

Supported processing runs inside your browser whenever practical.

Temporary files

When server processing is required, cleanup starts only after the work completes.

Your responsibility

Avoid uploading confidential data unless you understand the displayed processing notice.