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Beginning CSS Web Development: From Novice to Professional by Simon Collison

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CHAPTER 14Usability and AccessibilityEnhancements

Let's begin with a law. Anyone and everyone should be able to read your content and use your web site, regardless of ability or platform used. Simple. With regard to the Web, the term usability denotes not only the elegance and clarity with which the user interface of a computer program or a web site is designed, but also how easy it is for the target audience to accomplish the appropriate tasks. For example, errors need to be minimized and dealt with, and the user's intended speed and approach should not be compromised. A web site's usability is now considered just as important as performance and robustness.

This in turn brings us to accessibility, which, broadly defined in this context, means ...

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