321作业

实例
<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<title>css</title>
	<style type="text/css">
		div{
			width: 300px;
			background-color: lightblue;
		}
		ul{ width: 200px;
			background-color: lightgreen;
			margin-top: 50px;
			padding-top:30px;

		}
		li{
			list-style: none;
			width: 150px;
			background-color: red;
			padding: 3px 10px;
		}
		/*#first{ 
			background-color: yellow;
			text-align: center;
			width: 50px;	
		}*/
		/*#second{ 
			background-color: green;
			text-align: center;
			width: 70px;	
		}
		.third{
            font-size: 2em;
            text-align: right;
            background-color: white;
		}
		.last{
			width: 70px;
			text-align: right;
			margin-left: 80px;
*/

		}
		*[id]{
			background-color: blue;
		}
	</style>
</head>
<body>
	<div>
		<ul>
			<li id="first">一楼</li>
			<li id="second">二楼</li>
			<li class="third">三楼</li>
			<li >四楼</li>
			<li class="third">五楼</li>
			<li class="last">六楼</li>
		</ul>
	</div>

</body>
</html>
运行实例 »
点击 "运行实例" 按钮查看在线实例
相关文章
