From the co-author of CSS: The Definitive Guide, and the CSS teacher for FrontEnd Masters, you'll learn more than you ever wanted to know about CSS Selectors, specificity and tricks for scoping.
About the speaker
Estelle Weyl (@estellevw) is a consulting web developer, trainer, author and speaker. She speaks and leads workshops on web development all over the world. Her books have been translated into over 14 languages. She's been coding CSS, HTML, and JavaScript since 1999 and she organizes the Perf Matters conference (@perfmattersconf).