An Advanced Guide to HTML & CSS

Published by Chris Coyier

Shay Howe has started a new learning series on HTML & CSS, this time moving beyond the basics into the real nitty-gritty stuff you need to know as a front end developer. 3/10 are done, with a new one coming each week.

If you need to start more basic, Shay's original "A Beginner’s Guide to HTML & CSS" is also great.

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