CSS formatter and minifier

Format or minify CSS without executing it.

Processed on your device

Input

Open a local UTF-8 text file5 MiB maximum. The file opens in the text box above.Or drop a file here.

Options

Options

How to use this tool

  1. Format or minify CSS without executing it.
  2. Adjust the labelled settings, then run the tool. Copy the result or download it as a file.

Things to know

  • Processing is local. Supplied code and network requests are never executed. Input and text settings are limited to 5 MiB combined; text settings alone are limited to 1 MiB.
  • Source: 2 MiB, 100,000 lexical tokens and 96 nesting levels. Indentation growth is preflighted; output must fit 25 MiB. Parsing and formatting stay in a terminable worker.

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