Less （Leaner Style Sheets 的缩写） 是一门向后兼容的 CSS 扩展语言。这里呈现的是 Less 的官方文档（中文版），包含了 Less 语言以及利用 JavaScript 开发的用于将 Less 样式转换成 CSS 样式的 …

Less 及其英文文档由 Less 核心开发小组 维护。 Documentation source code released under the MIT License, documentation under CC BY 3.0.

Less was created in 2009 by Alexis Sellier, more commonly known as @cloudhead. Originally written in Ruby, it was then ported to JavaScript. Less was originally inspired by Sass, with a leaner feature set …

Edit the markdown source for "overview" An in-depth guide to features of the LESS language. See the Overview for a quick summary of Less. For an in-depth guide to installing and setting up a Less …

Less 扩充了 CSS 语言，增加了诸如变量、混合（mixin）、运算、函数等功能。 Less 既可以运行在服务器端（Node.js 和 Rhino 平台）也可以运行在客户端（浏览器）。