css|网页
<?xml version="1.0" encoding="iso-8859-1"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>Untitled Document</title><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /><style type="text/css">body {text-align:center}#outer { width:60%; background:#ffffcc; margin:auto; text-align:center;}.inner { width:100px; height:100px; margin:5px; border:1px solid #000;}* html .inner {display:inline}/* for ie*/html>body #outer {display:table}/*for mozilla */html>body .inner {display:table;float:left}/*for mozilla */@media all and (min-width: 0px){/* opera 7 styles */html>body .inner {display:inline-block;float:none;}}</style></head><body><!-- force quirks mode by using the xml pro-logue --><div id="outer"> <div class="inner">test</div> <div class="inner">2</div> <div class="inner">3</div> <div class="inner">4</div> <div class="inner">5</div> <div class="inner">6</div> <div class="inner">7</div> <div class="inner">8</div> <div class="inner">9</div> <div class="inner">10</div> <div class="inner">11</div> <div class="inner">12</div> <div class="inner">13</div> <br style="clear:both" /></div></body></html>
[Ctrl+A 全部选择 提示：你可先修改部分代码，再按运行]
<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Untitled Document</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<style type="text/css">
body {text-align:center}
#outer {
width:60%;
background:#ffffcc;
margin:auto;
text-align:center;
}
.inner {
width:100px;
height:100px;
margin:5px;
border:1px solid #000;
}
* html .inner {display:inline}/* for ie*/
html>body #outer {display:table}/*for mozilla */
html>body .inner {display:table;float:left}/*for mozilla */
@media all and (min-width: 0px){/* opera 7 styles */
html>body .inner {display:inline-block;float:none;}
}
</style>
</head>
<body>
<!-- force quirks mode by using the xml pro-logue -->
<div id="outer">
<div class="inner">test</div>
<div class="inner">2</div>
<div class="inner">3</div>
<div class="inner">4</div>
<div class="inner">5</div>
<div class="inner">6</div>
<div class="inner">7</div>
<div class="inner">8</div>
<div class="inner">9</div>
<div class="inner">10</div>
<div class="inner">11</div>
<div class="inner">12</div>
<div class="inner">13</div>
<br style="clear:both" />
</div>
</body>
</html>