This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.
---
title: CSS Pre-Processors
localeTitle: CSS预处理器
## CSS预处理器
预处理器是一种软件,它允许使用扩展的CSS功能,包括变量,函数,运算符以及缺少普通CSS的许多有用资产。
## 流行的预处理器
* [上海社会科学院](http://sass-lang.com)
* [减](http://lesscss.org)
* [唱针](http://stylus-lang.com)