You must be shapeless, formless, like water. When you pour water in a cup, it becomes the cup. When you pour water in a bottle, it becomes the bottle. When you pour water in a teapot, it becomes the teapot. Bruce Lee

References & Resources

All the resources mentioned in the chapter, in one handy location.

Code Examples


If you catch any typos, please email If you find something wrong with the content or code, please email

Page 62
The first code example under "Initial-Scale" is missing a closing quote. It should read:
<meta name="viewport" content="initial-scale=1, width=device-width" />
Page 83
The last paragraph was incorrectly edited. IE does not need a prefix. It should read:
Support isn’t too bad: Opera, Firefox, and WebKit all support it. Just be sure to use the correct prefixes in the case of Firefox and WebKit. No prefix is necessary for Opera or Internet Explorer.