标签：flex 100% 100px 铺满 height background 上下 css
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
body,html{
height:100%;
}
.box{
display: flex;
flex-direction: column;/*垂直方向排列*/
height: 100%;/*全屏*/
}
.top{
height: 100px;
background: red;
}
.center{
flex: 1;
background: pink;
overflow:auto;
}
.bottom{
height: 100px;
background: green;
}
</style>
</head>
<body>
<div class="box">
<div class="top"></div>
<div class="center">
Content
没有更多啦
</div>
<div class="bottom"></div>
</div>
</body>
</html>
`
标签：flex,
100%,
100px,
铺满,
height,
background,
上下,
css
From： https://www.cnblogs.com/tc310/p/17983124