css 众妙之门 学习笔记

时间：2023-03-09 18:10:39
css 众妙之门 学习笔记

伪类：

结构伪类：

:empty

:only-child

:before

:after

:active

:hover

:focus

:link

:visited

:first-child

:last-child

:nth-last-child()

:nth-child()

UI元素伪类：

:checked

:enabled

:disabled

目标伪类：

:target

否定伪类

div:not(classname)

主要属性：

<!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>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<style type="text/css">

h1{ -webkit-text-stroke:2px blue;}

h2{-webkit-text-stroke:1px transparent}

h3{color:transparent; -webkit-text-stroke:4px red;}

ol{counter-reset:section; list-style-type:none;}

li:before{counter-increment:section; content:counters(section,".")"";}

q{quotes:'《' '》' "<" ">" "(" ")";}

q:before{content:open-quote;}

q:after{content:close-quote;}

.of{text-overflow:ellipsis; overflow:hidden}/*css3*/

.bw{word-wrap:break-word;}

</style>

<title>无标题文档</title>

</head>

<body>

<div style="background:green;">

	<h1>wch</h1>

	<h2>wch</h2>

	<h3>Smashing</h3>

	<marquee direction="left">dfsdfldfoisdjflsd</marquee>

	<ol>

		<li>item</li>

		<li>item

			<ol>

				<li>ite</li>

				<li>ite</li>

			</ol>

		</li>

		<li>ite</li>

	</ol>

	<q>wch<q>222<q>333</q></q></q>

	<div class="of" style="width:50px;">wedsfdsijojosdfjo</div>

	<div class="bw" style="width:50px;">wedsfdsijojosdfjo</div>

</div>

</body>

</html>

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