CSS Formatter

Format and beautify your CSS code instantly

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What is an Online CSS Formatter?

The CSS Formatter is a free online tool that helps you format and beautify your CSS code, making it cleaner and easier to read. CSS defines the visual style of your website, and while its syntax is simple, unformatted code can quickly become hard to manage.

This tool improves code readability by reformatting your CSS with consistent indentation. You can adjust the indent size — the default is 2 spaces, but you can choose between 1 and 5. The focus is on minimal configuration and maximum performance, keeping the interface straightforward and efficient.

Unformatted CSS often leads to syntax errors or missing styles. Detecting these issues can be difficult, but this formatter helps by highlighting line numbers and flagging errors, making debugging much easier.

The difference between raw and formatted CSS is significant — properly formatted code is more readable, maintainable, and professional.

How to Use the Online CSS Formatter

Follow these simple steps to format your CSS code:

  1. Paste or type your CSS code into the input field.
  2. Choose the indent size (default is 2 spaces). Common choices are 2 or 4 spaces for readability.
  3. Click “Format” to process your code. The tool will validate, beautify, and display any syntax errors with line numbers. You can then copy or download the formatted CSS as needed.