<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
section {
80%;
height: 200px;
border: 1px solid pink;
margin: 100px auto;
/*父盒子添加 flex*/
display: flex; /*伸缩布局模式*/
min- 500px;
flex-direction: row-reverse; /*给父盒子添加 排列方式 可以是水平 也可以 是 垂直*/
/* flex-direction: column; *//*垂直排列*/
}
section div:nth-child(1) {
background-color: pink;
200px;
}
section div:nth-child(2) {
background-color: purple;
margin: 0 5px;
100px;
}
section div:nth-child(3) {
background-color: pink;
flex: 1;/*子盒子添加分数*/
}
section div:nth-child(4) {
background-color: skyblue;
flex: 1;/*子盒子添加分数*/
}
</style>
</head>
<body>
<section>
<div>1</div>
<div>2</div>
<div>3</div>
<div>4</div>
</section>
</body>
</html>