NES-style CSS Framework | ファミコン風CSSフレームワーク

Source code for Hacker101.com - a free online web and mobile security class.

Primer is GitHub's design system. This is the CSS implementation

Material Design Web Components

The U.S. Web Design System helps the federal government build fast, accessible, mobile-friendly websites.

Modern framework to print the web correctly.                                               

One tag One icon, no font or svg, Pure CSS

The front-end CSS framework for building experiences for Office and Microsoft 365.

Family.scss is a set of Sass mixins which will help you to manage the style of :nth-child'ified elements, in an easy way.

Extensible, scalable, Sass-based, OOCSS framework for large and long-lasting UI projects.

BBC Grandstand is a collection of common CSS abstractions and utility helper classes