# CSS Specifications

**Canonical:** https://apis.io/apis/w3c/css/  
**Provider:** W3C — https://apis.io/providers/w3c/  
**Documentation:** https://www.w3.org/Style/CSS/

CSS Specifications is one of 15 APIs that [W3C](https://apis.io/providers/w3c/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include CSS, Standards, Styling, and Web Platform. The published artifact set on APIs.io includes API documentation.

The Cascading Style Sheets (CSS) specification family maintained by the W3C CSS Working Group. CSS defines the presentation and styling of HTML documents. Key modules include CSS Grid Layout, Flexbox, Custom Properties, Animations, and CSS Functions and Mixins.

## Machine-readable artifacts (3)

- **Specification** — https://www.w3.org/TR/CSS/
- **Documentation** — https://www.w3.org/Style/CSS/Overview.en.html
- **GitHub** — https://github.com/w3c/csswg-drafts

## Other W3C APIs (12)

- [W3C API](https://apis.io/apis/w3c/w3c-api/)
- [Web Content Accessibility Guidelines (WCAG)](https://apis.io/apis/w3c/wcag/)
- [HTML Living Standard](https://apis.io/apis/w3c/html/)
- [JSON-LD](https://apis.io/apis/w3c/json-ld/)
- [Verifiable Credentials](https://apis.io/apis/w3c/verifiable-credentials/)
- [WebAssembly](https://apis.io/apis/w3c/wasm/)
- [WAI-ARIA](https://apis.io/apis/w3c/aria/)
- [RDF and SPARQL](https://apis.io/apis/w3c/rdf/)
- [Digital Credentials API](https://apis.io/apis/w3c/digital-credentials/)
- [W3C Affiliations API](https://apis.io/apis/w3c/w3c-affiliations-api/)
- [W3C Ecosystems API](https://apis.io/apis/w3c/w3c-ecosystems-api/)
- [W3C Groups API](https://apis.io/apis/w3c/w3c-groups-api/)

## Tags

CSS, Standards, Styling, Web Platform

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/w3c/css/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/w3c/.