01-布局扩展-BFC完成圣杯布局

<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>Document</title>
	<style>
	*{
	margin:0;
	padding:0;
	}
	body,html{
	height:100%;
	}

	.left{
	width:200px;
	height:100%;
	background:blue;
	float:left;
	}
	.center{
	height:100%;
	background:orange;
	/* 触发BFC */
	overflow:hidden;
	}
	.right{
	width:200px;
	height:100%;
	background:green;
	float:right;
	}
	</style>
	</head>
	<body>
	<!-- 先写左右，后写中间板块 -->
	<div class="left"></div>
	<div class="right"></div>
	<div class="center"></div>
	</body>

posted on 2021-08-22 18:33 Tsunami黄嵩粟阅读(39) 评论(0) 编辑收藏举报