February 2006
Intermediate to advanced
826 pages
63h 42m
English
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The following example shows these sample rules embedded in an XHTML document:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head><style type="text/css">
h1 {color: #666;}
p {font-size: 90%;
font-family: Verdana, sans-serif; }
</style>
<title>Style Sheets</title>
</head>
...
</html>The style element must be placed within the head tags in the document. Currently, Cascading Style Sheets is the only widely supported style sheet language, but the W3C has prepared for the possibility of additional languages to be added in the future by providing the type attribute within the style element. The only viable style type as of this writing is text/css. The type attribute is required in both HTML and XHTML; if it is omitted, some browsers may ignore the entire style sheet.
In addition, the media attribute in the style element (not shown in the example) may be used to target the medium (screen, print, handheld, etc.) to which the style sheet should be applied. If it is not present, the default is “all” media. The media attribute is discussed in the "CSS for Other Media" section.
Tip
Browsers that do not support style sheets (such as Version 2 browsers) will not recognize the style element and may display the style rules on the page. If for some reason you need to support non-CSS browsers, you can prevent the contents from displaying by placing them within comments, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.