粘性定位练习
ps: .item>.first{B}+h2{B$}*8
<!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;
}
.page-header{
height: 100px;
background-color: orange;
line-height: 100px;
text-align: center;
font-size: 20px;
}
.item{background-color: gray;}
.first{
background-color: skyblue;
font-size: 40px;
position: sticky;
top: 0px;
}
</style>
</head>
<body>
<div class="page-header">头部</div>
<div class="content">
<div class="item">
<div class="first">A</div>
<h2>B1</h2>
<h2>B2</h2>
<h2>B3</h2>
<h2>B4</h2>
<h2>B5</h2>
<h2>B6</h2>
<h2>B7</h2>
<h2>B8</h2>
<h2>B2</h2>
<h2>B3</h2>
<h2>B4</h2>
<h2>B5</h2>
<h2>B6</h2>
<h2>B7</h2>
<h2>B8</h2>
<h2>B2</h2>
<h2>B3</h2>
<h2>B4</h2>
<h2>B5</h2>
<h2>B6</h2>
<h2>B7</h2>
<h2>B8</h2>
<h2>B2</h2>
<h2>B3</h2>
</div>
<div class="item">
<div class="first">B</div>
<h2>B1</h2>
<h2>B2</h2>
<h2>B3</h2>
<h2>B4</h2>
<h2>B5</h2>
<h2>B6</h2>
<h2>B7</h2>
<h2>B8</h2>
<h2>B2</h2>
<h2>B3</h2>
<h2>B4</h2>
<h2>B8</h2>
</div>
<div class="item">
<div class="first">C</div>
<h2>C1</h2>
<h2>C2</h2>
<h2>C3</h2>
<h2>C4</h2>
<h2>C5</h2>
<h2>C6</h2>
<h2>C7</h2>
<h2>C8</h2>
</div>
</div>
</body>
</html>
哪有什么胜利可言，坚持意味着一切。如想使用请备注转载链接~
