Luxa CSS - Docs
Luxa CSS is simple and focused; its goal is to provide a lightweight solution easily implemented in any development context. With simple class names like .lx-btn or .lx-row, and a simple modifier system, like .is-left, it is easy to learn and use. By CDN To quickly add Luxa CSS, use the jsDelivr CDN, a free and open-source CDN.
https://luxacss.com/docs.html