ConvertStuff
Updated for 2026 • 100% Free Online Developer Tool

Free CSS Beautifier & Formatter

A CSS beautifier formats compact or minified CSS code by adding standard indentation, proper line breaks, and bracket spacing, making stylesheets readable and easy to edit.

Converted Output

100% Client-Side Code Execution

Your code and markdown never leave your browser sandbox. No server requests, no telemetry, and zero tracking.

Zero Server Logs

When to Use a CSS Beautifier

  • De-minifying Production Code: Inspect and edit minified stylesheets downloaded from live websites.
  • Code Standardization: Ensure consistent indentation and spacing across team development projects.
  • Debugging Styles: Easily spot syntax errors and missing closing brackets in unformatted code.
Verified by ConvertStuff Web Development Editorial Board
Updated August 2026

How to Use Free CSS Beautifier & Formatter in 3 Simple Steps

1

Paste Minified CSS

Paste your single-line or unformatted CSS.

2

Instant Indentation

The formatter organizes rules with clean 2-space indentation.

3

Copy Formatted Code

Copy the clean, human-readable stylesheet.

Frequently Asked Questions

What is the difference between CSS minifying and beautifying?

Minifying removes all whitespace to shrink file size for production, while beautifying adds clean line breaks and indentation to make code readable for developers.

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