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Validate your CSS through W3C

Chris Coyier on Aug 31, 2007 (Updated on Dec 4, 2007)

Take your JavaScript to the next level at Frontend Masters.

Just like you can validate your HTML at the W3C, you can validate your CSS.

CSS-Tricks passes muster.

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Frontend Masters

Need front-end development training?

Frontend Masters is the best place to get it. They have courses on all the most important front-end technologies, from React to CSS, from Vue to D3, and beyond with Node.js and Full Stack.

Need front-end development training?

Frontend Masters is the best place to get it. They have courses on all the most important front-end technologies, from React to CSS, from Vue to D3, and beyond with Node.js and Full Stack.

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