The best alternatives to Luxa CSS are Tailwind CSS, Material UI, and lit. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Luxa CSS?
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A highly customizable, low-level CSS framework that gives you all of the building blocks you need to build bespoke designs without any annoying opinionated styles you have to fight to override.
lit is the world's smallest responsive CSS framework. It includes grids, cards, tables, typography, and more... all in under 400 bytes (minified and gzipped)
A classless CSS library which adds nice default style for all HTML elements. It saves you a lot of time when you need to style HTML for your HTML/React/Vue demo on CodePen/CodeSandbox. It can also be used as a base style for your blog/website.