Free Online CSS Beautifier Tool
Our CSS Beautifier is a powerful online tool that formats and prettifies messy CSS code instantly. Whether you're working with minified CSS from production sites, legacy stylesheets without proper formatting, or simply need to make your CSS more readable, our tool handles it all. The beautifier adds proper indentation, line breaks, and spacing to make your CSS code clean, professional, and easy to maintain.
Features
Our CSS beautifier comes with professional features including customizable indentation with 2, 4, or 8 spaces, or tabs. Set custom line wrap lengths to keep your code within specific column widths. Preserve blank lines to maintain your stylesheet's logical structure. The live preview feature shows how your CSS styles render on sample elements, making it easy to verify that your styles work correctly.
Why Beautify CSS?
Beautified CSS improves code readability and maintainability. Clean, properly formatted CSS makes collaboration easier as team members can quickly understand stylesheet structure. It helps identify errors and redundant code. Well-formatted CSS is essential for code reviews and debugging. Professional developers maintain consistent formatting standards across projects, and our beautifier helps enforce those standards automatically.
Privacy and Security
Your privacy is our top priority. Unlike many online CSS tools that upload your code to servers for processing, our beautifier works entirely in your browser using JavaScript. Your CSS code never leaves your computer, ensuring complete privacy and security. This client-side approach also means faster processing with no server delays or file size limits.
Use Cases
Web developers use CSS beautifiers for various tasks. Clean up minified production CSS to understand its structure. Format legacy stylesheets that lack proper indentation. Prepare CSS for code reviews to make it easier for team members to read. Debug complex CSS by making the code more readable. Create formatted CSS snippets for documentation or tutorials. Convert inline styles to formatted external stylesheets.
Live Preview
The built-in live preview feature demonstrates your CSS styles on sample elements including buttons and cards. As you format your code, the preview updates automatically, letting you verify that your styles work as intended. This is especially useful when working with complex selectors or when you want to quickly test CSS snippets before implementing them in your projects.
Best Practices
Maintain consistent indentation throughout your CSS files. Use meaningful class names that describe purpose rather than appearance. Organize CSS rules logically by grouping related styles together. Add comments to explain complex selectors or non-obvious styling choices. Consider using a CSS preprocessor like Sass or Less for large projects. Always beautify CSS before committing to version control for better diff readability.
Start Beautifying CSS Now!
Paste your CSS code into the tool, choose your formatting preferences, and click beautify to instantly format your code. Preview how your styles render, download the result, or copy it to your clipboard with one click. Try our free CSS beautifier today and make your stylesheets cleaner and more maintainable!