It's CSS, with just a little more. Use with Node.js: npm install -g less > lessc styles.less styles.css Or the browser: <link rel="stylesheet/less" type="text/css" href="styles.less" /> <script src="https://cdn.jsdelivr.net/npm/less" ></script> Or try the online playground ! 🆕 Less (which stands for Leaner Style Sheets) is a backwards-compatible language extension for CSS. This is the official do
