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CSS Formatter

Format CSS code with proper indentation and spacing

Runs in your browserNo signup requiredFast copy-and-paste workflow

Enter your content to process with the CSS Formatter. Press Ctrl+Enter or Cmd+Enter to run the tool.

Output will appear here

Add input text to get started

What This Tool Does

The CSS Formatter transforms minified or poorly formatted CSS into clean, properly indented stylesheets following standard conventions. It parses CSS syntax including modern CSS3 features, applies consistent indentation, adds line breaks between rules, organizes properties, and formats selectors for readability. The tool handles CSS variables, media queries, pseudo-classes, and nested structures. It makes minified production CSS readable for debugging, standardizes styles across teams, and prepares messy CSS for maintenance while preserving complete styling functionality.

Why This Tool Is Useful

Minified CSS production code becomes unreadable single-line text. Developers debugging styling issues need formatted CSS to understand cascade and specificity. CSS from various sources often has inconsistent formatting. Code reviews require standardized styles to focus on design decisions rather than formatting. Manually reformatting CSS wastes time and introduces errors. Clean CSS accelerates debugging, improves team collaboration, and makes style hierarchies immediately apparent. A formatter instantly transforms any CSS into properly formatted stylesheets following best practices.

How To Use This Tool

  1. Copy CSS from minified files, inline styles, or any messy source
  2. Paste complete CSS into the formatter input field
  3. Tool analyzes syntax and applies proper formatting automatically
  4. Review formatted output with consistent indentation and organization
  5. Copy formatted CSS for debugging, refactoring, or code review

Common Use Cases

  • Production Debugging: Format minified CSS to debug styling issues
  • Code Standards: Standardize CSS formatting across team projects
  • Legacy Maintenance: Reformat old CSS before adding features
  • Third-Party Analysis: Format external stylesheets to understand implementations
  • Learning: Format CSS examples to match preferred coding style

Tips For Best Results

Verify CSS is valid before formatting. Configure indentation to match team standards. For production code, combine formatting with linting to catch issues. Keep original CSS in source control. Test formatted CSS to ensure no unintended changes. Use IDE formatters for automatic formatting during development.

Benefits of Using This Tool

CSS formatting improves stylesheet readability and debugging efficiency. Developers understand style hierarchies faster with formatted code. Consistent formatting improves team collaboration. Browser-based formatting provides instant results. The tool handles modern CSS3 features correctly while improving presentation.

Example

Input

.nav{display:flex;gap:1rem}.nav a{color:#333;text-decoration:none}.nav a:hover{color:#007bff}

Output

.nav {
  display: flex;
  gap: 1rem;
}

.nav a {
  color: #333;
  text-decoration: none;
}

.nav a:hover {
  color: #007bff;
}

Frequently Asked Questions

Does formatting CSS change styling behavior?

No, formatting only changes whitespace and line breaks. Styles apply identically after formatting.

Can formatting organize CSS properties alphabetically?

Some formatters offer property sorting. However, property order can matter in edge cases, so verify sorted CSS works correctly.

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