We have tested and verified the information in this book to the best color reproduction is, as it happens, a major issue unto itself. As we'll soon see, all colors can be specified in a consistent manner, which would seem to solve the issue of whether two different user agents will display the same color. In fact, the situation is much more complicated. In the first place, human perception is relative. The same color displayed on the same monitor may appear to change due to changes in lighting, ambient brightness, adjacent colors, and many other factors. You can experiment with this effect simply by changing the background color of your computer's of our ability, but you may find that features have changed (or even that we have made mistakes!). Please let us know about any errors you find, as well as your suggestions for future editions, by writing to:
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Copyright © 2002 O'Reilly & Associates. All rights reserved.Since the default border style is none, no bordersappear on the other three sides of the element.
As you may have guessed, there are a total of four suchshorthand properties.
border-top, border-right, border-bottom, border-left