クイックツール

CSS Minifier

Minify and compress CSS code by removing comments, whitespace, and redundant characters.

cssminifycompressoptimizeminifier

tools.uploadDropHint

ドキュメント、画像、音声、動画、テキストファイルに対応

Privacy: This tool runs entirely in your browser. No data is sent to our servers. We don't store, share, or have access to any of the information you process here.

Examples

Example 1
/* styles */
body {
  background: white;
  color: black;
}
Click above to load example 1
Example 2
.container {
  display: flex;
  align-items: center;
}
Click above to load example 2
Example 3
h1, h2, h3 {
  font-weight: bold;
  margin: 0;
}
Click above to load example 3

FAQ

Q: What does the CSS minifier do?

A: It removes comments, extra whitespace, and newlines to reduce CSS file size.

Q: Is the minified CSS safe to use in production?

A: Yes, the logic is purely whitespace/comment removal and does not alter selectors or values.

Related Tools

HTML Formatter / Minifier

Format, beautify, or minify HTML code. Clean up messy HTML with proper indentation.

JSON Formatter & Validator

Beautify, minify, validate, and fix JSON with syntax highlighting.

HTML Entity Encoder/Decoder

Encode special characters to HTML entities and decode HTML entities back to plain text. Essential for web developers.

More in Developer Tools

JSON Formatter & Validator

Beautify, minify, validate, and fix JSON with syntax highlighting.

JSON to Go Struct

Convert JSON to Go struct definitions with tags and options.

JSON to TypeScript Interface

Convert JSON to TypeScript interfaces or types.

JSON ↔ YAML Converter

Convert between JSON and YAML formats with preserved structure.

CSV ↔ JSON Converter

Convert CSV files to JSON and JSON to CSV with custom delimiters.

SQL Formatter

Format and beautify SQL queries with syntax highlighting.

Privacy: This tool runs entirely in your browser. No data is sent to our servers.