html开发中css常见的对齐操作分享-前端--易笔记

1.margin的居中对齐操作

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style>
		p {
			width: 500px;
			height: 200px;
			background: red;
			margin: 0 auto;
		}
	</style>
</head>
<body>
	<p></p>
</body>
</html>

2.position的左右对齐操作

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style>
		p {
			width: 500px;
			height: 200px;
			background: red;
			position: absolute;
			left: 0;
		}
	</style>
</head>
<body>
	<p></p>
</body>
</html>

3.float左右对齐

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style>
		p {
			width: 500px;
			height: 200px;
			background: red;
			float: left;		
		}
	</style>
</head>
<body>
	<p></p>
</body>
</html>

时间：2017/11/21 11:25:42