100% Client-Side

CSS Formatter

Free online CSS formatter and minifier. Beautify CSS with proper indentation or minify by stripping comments and whitespace. Supports @media and nested rules. — runs 100% in your browser, client-side only. No data is sent to any server. Free to use, no account required.

Free Client-Side No Login No Storage
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How to Use the CSS Formatter

  1. Paste your CSS.
  2. Choose Format or Minify mode.
  3. Select indent style and click Format.

Formats CSS with proper indentation and line breaks, or minifies by stripping comments and whitespace. Preserves @media and nested rules.