弹性盒模型 


<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<style type="text/css">
		#box{
			display: flex;
			width	:100%;
			height: 200px;	
			background: yellow;
			flex-direction: column;/*默认水平放心*/
		}
		#box div{
			background: blue;
			flex: 1;
		}
		#box div:nth-child(2n){
			background: red;
			flex: 2;
		}
	</style>
	<body>
		<div id="box">
			<div></div>
			<div></div>
			<div></div>
			<div></div>
		</div>
	</body>
</html>

 

posted @ 2022-01-20 16:05  JackieDYH  阅读(1)  评论(0)  编辑  收藏  举报  来源