Introduction

Whether you are just beginning your venture into building Web sites or have built some before but want to ensure that your knowledge is current, you’ve come along at a very exciting time in the industry.

How we code and style pages, the browsers in which we view the pages, and the devices on which we view the browsers have all advanced substantially the past few years. Once limited to browsing the Web from our desktop computers or laptops, we can now take the Web with us on any number of devices: phones, tablets, and, yes, laptops and desktops, and more.

Which is as it should be, because the Web’s promise has always been the dissolution of boundaries—the power to share and access information freely from any metropolis, rural community, ...

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