CSS Minification: Reduce Load Times with Smaller Stylesheets

Why Minify CSS?

CSS minification removes whitespace, comments, and unnecessary characters from your stylesheets without changing functionality. This reduces file size by 20–50%, improving page load times and saving bandwidth.

What Minification Removes

• Comments (/* ... */)
• Whitespace and newlines
• Redundant semicolons
• Unnecessary quotes
• Zero units (0px → 0)

When to Minify

Always minify CSS for production. Keep your source files readable during development, then minify as part of your build process. Most bundlers (Webpack, Vite, Next.js) handle this automatically, but our tool is great for quick one-off minification.

Minify Your CSS

Use our CSS Minifier to minify or beautify CSS with real-time size comparison. Runs in your browser, no signup required.