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Tools / Developer / CSS Formatter

Developer tool

CSS Formatter

Format CSS with consistent spacing and indentation for readability.

Step 1

Paste input

Add your content in the input editor.

Step 2

Run tool

Process instantly with in-browser logic.

Step 3

Copy output

Export clean results to your project.

All-time runs

Live traffic

30-day success

Reliable processing

Average speed

Fast avg

⚡ Runs instantly in your browser. No files are uploaded.

Input

Examples

Output

Ready.

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Learn more about this topic:

How to Minify CSS (Reduce File Size)

How the CSS Formatter works

The CSS Formatter is a free online tool that formats and beautifies CSS code by adding proper indentation and spacing.

Paste your CSS code into the input field and the tool will instantly generate a clean, readable version of the stylesheet.

This tool is useful for developers who need to review minified CSS, debug styles or improve readability of complex stylesheets.

Features

  • • Format minified CSS instantly
  • • Improve readability and indentation
  • • Runs directly in your browser
  • • No uploads or server processing required
  • • Free developer utility

More developer tools

🔗 Related developer tools 3 related tools

About CSS Formatter

Minified CSS is optimized for browsers but unreadable when debugging a specificity conflict, reviewing a third-party stylesheet, or inspecting CSS extracted from a browser session. This CSS formatter applies consistent 2-space indentation, moves each declaration onto its own line...

De-minify a vendor stylesheet to debug a specificity conflict or unexpected override. Format CSS extracted from a browser DevTools session to understand the full cascade. Expand a compressed Webflow or Framer CSS export before editing it manually. Prepare a minified CSS file for a code review or handoff to another developer.

Related guides and workflows

📦 Supported formats 1 file types

CSS

Frequently asked questions 3 answers

No. Only whitespace is changed. All rules, selectors, and property values stay identical.

This tool formats standard CSS. SCSS and Less files may work if they don't use preprocessor-only syntax.

Yes, up to your plan's file size limit. For large production bundles, Pro users can process files up to 200 MB.