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CSS Beautifier & Formatter – Format Stylesheets & Inline CSS

Beautify CSS/SCSS, sort properties, and minify or prettify stylesheets for production-ready design systems.

🟢 Runs locally · no uploads

CSS Beautifier

Format and beautify CSS code with custom styling options

lightbulbPopular Use Cases

smartphone
Responsive Design

Format media queries and responsive CSS layouts

palette
CSS Frameworks

Format custom CSS for Bootstrap, Tailwind, or other frameworks

widgets
Component Styles

Format CSS modules and component stylesheets

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Minified CSS

Beautify minified CSS from production builds

CSS Input
CSS

Start Beautifying CSS

Paste your CSS, drag & drop a file, or try an example

Beautified CSS

Beautified CSS will appear here

Quick Examples & Practice
Minified CSS
.container{width:100%;margin:0 auto;padding:20px}.header{background-color:#333;color:white;padding:10px}.header h1{margin:0;font-size:24px}@media (max-width:768px){.container{padding:10px}}
Flexbox Layout
.flex-container{display:flex;flex-direction:column;align-items:center;justify-content:space-between;min-height:100vh}.flex-item{flex:1 0 auto;padding:1rem;border:1px solid #ccc}@media(min-width:768px)...

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› About this tool · FAQ

Stop reading minified CSS! Format, beautify, and minify CSS code instantly with proper indentation, validation, and optimization. Supports CSS3, media queries, and nested rules with comprehensive formatting options. Free, works offline, unlimited formatting.

How do I beautify CSS?

Paste your CSS code, select beautify mode, configure formatting options (indentation, spacing, property sorting, comment handling), and format. The tool processes CSS instantly with proper indentation and validation.

Is this CSS beautifier free?

Yes, completely free with unlimited formatting. No signup required, no watermarks. All formatting happens in your browser for complete privacy of CSS files and stylesheets.

Are CSS files uploaded to servers?

No, all CSS beautification happens locally in your browser. Files never leave your computer, ensuring complete privacy for client projects and proprietary stylesheets.

What's the difference between beautify and minify modes?

Beautify adds proper indentation, line breaks, and spacing for readability. Minify removes all unnecessary whitespace and formatting to reduce file size for production.

Does this tool support modern CSS features?

Yes, it handles CSS3 features including custom properties (CSS variables), media queries, flexbox, grid, and modern selectors.

Can I customize the formatting style?

Yes, you can configure indentation type (spaces/tabs), spacing around braces and colons, property sorting, and comment preservation.

Does it validate CSS syntax?

The tool performs basic syntax validation, checking for common errors like empty selectors, malformed properties, and structural issues.

What about browser prefixes?

The tool preserves existing prefixes but doesn't automatically add them. For comprehensive autoprefixing, use dedicated tools like Autoprefixer.