共计 1589 个字符，预计需要花费 4 分钟才能阅读完成。
代码来自头条号 ” 前端小智 ”, 侵权删
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title> 锯齿状 </title>
<style>
*{
margin: 0;
padding: 0;
box-sizing: border-box;
}
section{
position: relative;
width: 100%;
height: 100vh;
background: url("https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fyouimg1.c-ctrip.com%2Ftarget%2Ftg%2F035%2F063%2F726%2F3ea4031f045945e1843ae5156749d64c.jpg&refer=http%3A%2F%2Fyouimg1.c-ctrip.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1622294525&t=8b61f04b0c64b3f14a66f1fbfa4c7aa4") no-repeat; /*url*/
background-size: cover;
display: flex;
justify-content: center;
align-items: center;
border-left: 50px #fff solid;
border-right: 50px #fff solid;
}
h2{
color: #fff;
font-size: 6em;
text-align: center;
}
section::before{
content: "";
position: absolute;
bottom: 0;
left: 0;
width: 100%;
height: 20px;
display: block;
background: linear-gradient(-45deg, transparent 33.33%, #fff 33.33%, #fff 66.66%, transparent 66.66%),
linear-gradient(45deg, transparent 33.33%, #fff 33.33%, #fff 66.66%, transparent 66.66%);
/*-45 是从左下角到右上角 45 是右下角到左上角 通过突变 通明 + 色彩 将矩形切成三角形
heigh 是整个矩形的高 baccground-size 能够扭转三角的大小
倡议查问一下突变本人试试 */
background-size: 30px 60px;
}
section::after{
content: "";
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 20px;
display: block;
background: linear-gradient(-45deg, transparent 33.33%, #fff 33.33%, #fff 66.66%, transparent 66.66%),
linear-gradient(45deg, transparent 33.33%, #fff 33.33%, #fff 66.66%, transparent 66.66%);
background-size: 30px 60px;
transform: rotate(180deg);
}
</style>
</head>
<body>
<section>
<h2>zig zag border</h2>
</section>
</body>
</html>
正文完
