For your convenience Apress has placed some of the front matter material after the index. Please use the Bookmarks and Contents at a Glance links to access them. www.it-ebooks.info Beginning HTML5 and CSS3 Richard Clark, Oli Studholme, Christopher Murphy and Divya Manian www.it-ebooks.info Beginning HTML5 and CSS 3 Copyright © 2012 by Richard Clark, Oli Studholme, Christopher Murphy and Divya Manian This work is subject to copyright. All rights are reserved by the Publisher, whether the whole or part of the material is concerned, specifically the rights of translation, reprinting, reuse of illustrations, recitation, broadcasting, reproduction on microfilms or in any other physical way, and transmission or information storage and retrieval, electronic adaptation, computer software, or by similar or dissimilar methodology now known or hereafter developed. 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Credits President and Publisher: Copy Editor: Paul Manning Mary Behr Lead Editor: Compositor: Ben Renow-Clarke Bytheway Publishing Services Technical Reviewers: Indexer: Andrew Zack and Chris Mills SPi Global Editorial Board: Artist: Steve Anglin, Mark Beckner, Ewan Buckingham, Gary SPi Global Cornell, Morgan Ertel, Jonathan Gennick, Jonathan Hassell, Robert Hutchinson, Michelle Lowman, James Cover Designer: Markham, Matthew Moodie, Jeff Olson, Jeffrey Pepper, Anna Ishchenko Douglas Pundick, Ben Renow-Clarke, Dominic Coordinating Editor: Shakeshaft, Gwenan Spearing, Matt Wade, Tom Welsh Christine Ricketts and Jennifer Blackwell www.it-ebooks.info For K & J. —Richard For C, R & C —C www.it-ebooks.info Contents at a Glance Contents ....................................................................................................................... v Forewords ................................................................................................................... xv About the Authors .................................................................................................... xvi About the Technical Reviewers .............................................................................. xvii Acknowledgments .................................................................................................. xviii Introduction ............................................................................................................... xix Chapter 1: HTML5: Now, Not 2022 ............................................................................. 1 Chapter 2: Your First Plunge into HTML5 ................................................................ 19 Chapter 3: New Structural Elements ........................................................................ 43 Chapter 4: A Richer Approach to Marking Up Content .......................................... 89 Chapter 5: Rich Media ............................................................................................. 141 Chapter 6: Paving the Way for Web Applications ................................................. 189 Chapter 7: CSS3, Here and Now ............................................................................. 231 Chapter 8: Keeping Your Markup Slim Using CSS Selectors .............................. 275 Chapter 9: A Layout for Every Occasion ............................................................... 311 Chapter 10: Improving Web Typography ............................................................... 397 Chapter 11: Putting CSS3 Properties to Work ...................................................... 435 Chapter 12: Transforms, Transitions, and Animation .......................................... 499 Chapter 13: The Future of CSS or, Awesome Stuff That’s Coming .................... 581 Index .......................................................................................................................... 591 iv www.it-ebooks.info Contents Contents at a Glance .................................................................................................. iv Forewords ................................................................................................................... xv About the Authors .................................................................................................... xvi About the Technical Reviewers .............................................................................. xvii Acknowledgments .................................................................................................. xviii Introduction ............................................................................................................... xix Who is this book for? ............................................................................................................... xix How is this book structured? ................................................................................................... xix Conventions used in this book ................................................................................................ xix Chapter 1: HTML5: Now, Not 2022 ............................................................................. 1 Basic tenets ............................................................................................................................... 1 A web standards approach ................................................................................................... 2 The Dao of web design: embracing uncertainty .................................................................... 4 Accessibility ........................................................................................................................... 6 Crafting your markup ............................................................................................................. 7 How was HTML5 created? ........................................................................................................ 8 Beyond HTML 4… ................................................................................................................. 8 XHTML 1.0 ............................................................................................................................ 8 XHTML 2.0 and the backlash ................................................................................................ 9 HTML5 moving forward! .......................................................................................................... 10 HTML5 design principles ......................................................................................................... 11 Supporting existing content ................................................................................................. 12 Degrading gracefully ........................................................................................................... 12 Don’t reinvent the wheel ...................................................................................................... 13 Paving the cowpaths ........................................................................................................... 13 Evolution, not revolution .....................................................................................................