PostCSS is a tool that allows you to use modern CSS features like nesting and mixins, while supporting legacy browsers. Learn why this simple JavaScript library is one of the most popular tools in the web development industry. #css #webdev #100SecondsOfCode 🔗 Resources PostCSS Docs https://postcss.org/ Sass in 100 Seconds https://www.youtube.com/watch?v=akDIJa0AP5c 📚 Topics Covered - PostCSS vs Sass - What is PostCSS? - How JavaScript plugins can transform CSS - Modern CSS features like nesting and mixins 🔥 Watch more with Fireship PRO Upgrade to Fireship PRO at https://fireship.io/pro Use code lORhwXd2 for 25% off your first payment. 🎨 My Editor Settings - Atom One Dark - vscode-icons - Fira Code Font