https://jigsaw.w3.org › css-validator

CSS Validation Service. Check Cascading Style Sheets (CSS) and (X)HTML documents with style sheets

https://validator.w3.org

This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc. If you wish to validate specific content such as RSS/Atom feeds or CSS stylesheets, MobileOK content, or to find broken links, there are other validators and tools available.

https://dev.w3.org › CVScode › 2002 › css-validator › validator-uri

Bienvenue sur le service de validation CSS du W3C, un service gratuit pour vérifier la conformité des feuilles de style en cascade (CSS) autonomes ou intégrées aux documents (X)HTM vis-à-vis des recommandations du W3C.

https://dev.w3.org › CVScode › 2002 › css-validator › validator.html.en

Welcome to the W3C CSS Validation Service; a free service that checks Cascading Style Sheets (CSS) in (X)HTML documents or standalone for conformance to W3C recommendations. Note: If you want to validate your CSS style sheet embedded in an (X)HTML document, you should first check that the (X)HTML you use is valid.

https://jigsaw.w3.org › css-validator › about.html.fr

Le service de validation CSS du W3C est un logiciel libre créé par le W3C afin d'aider les concepteurs et les développeurs Web à vérifier leurs feuilles de style en cascade (CSS). On peut s'en servir librement sur le Web, ou le télécharger et l'utiliser soit en tant que programme Java, soit en tant que servlet Java sur un serveur Web.

https://jigsaw.w3.org › css-validator › about.html

The W3C CSS Validation Service is a free software created by the W3C to help Web designers and Web developers check Cascading Style Sheets (CSS). It can be used on this free service on the web, or downloaded and used either as a java program, or as a java servlet on a Web server.

https://dev.w3.org › CVScode › 2002 › css-validator › validator-text

Welcome to the W3C CSS Validation Service; a free service that checks Cascading Style Sheets (CSS) in (X)HTML documents or standalone for conformance to W3C recommendations.

https://css-validator.org › validator.fr.html

CSS Validation Service. Vérifiez vos feuilles de style CSS et vos documents HTML stylés avec CSS

https://www.w3.org › wiki › CssValidator

New engine: The CSS validator is currently suffering from its usage of a relatively complex java engine for parsing and validation. With help, the engine could be rewritten using either java or a different technology (e.g javascript), while using the existing test suite and localization resources to keep the tool reliable and ...