Is CSS Minifier free to use?

Yes, CSS Minifier is completely free. No registration, no account, and no hidden costs — ever.

Is my data safe when using CSS Minifier?

All processing happens directly in your browser. Your data never leaves your device — nothing is uploaded or stored on our servers.

No. All CheckTown tools work instantly without registration or sign-up.

CSS Minifier works on any device — desktop, tablet, or phone. The interface adapts to your screen size.

通过移除注释、空白和多余字符来压缩 CSS 代码。免费使用，无需注册账户。

在上方粘贴 CSS 代码，然后点击“压缩”进行处理。

Ctrl+Enter 运行Ctrl+Shift+C 复制

了解 CSS 压缩的原理、它会移除哪些内容，以及如何减小样式表文件体积以提升性能。

什么是 CSS 压缩？

CSS 压缩是在不改变功能的前提下，从 CSS 代码中移除多余字符的过程。这包括删除注释、合并空白、去掉末尾多余的分号，以及消除选择器和属性周围的冗余空格。