<!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>Document</title>
<style>
* {
padding: 0;
margin: 0;
}
.box {
width: 0;
height: 0;
/* 上边框宽度调大 */
border-top: 100px solid transparent;
border-right: 50px solid skyblue;
/* 下和左边的边框宽度设置为0 */
border-bottom: 0;
border-left: 0;
}
/* 简写：三角形 */
.triangle {
width: 0;
height: 0;
/* 只保留右边的边框有颜色 */
border-color: transparent red transparent transparent;
border-style: solid;
/* 上边框宽度变大，右边框小些，下和左为0 */
border-width: 100px 50px 0 0;
}
/* 价格 */
.price {
width: 160px;
height: 24px;
border: 1px solid red;
margin: 0 auto;
line-height: 24px;
}
.miaosha {
position: relative;
float: left;
width: 90px;
height: 100%;
background-color: red;
text-align: center;
color: white;
font-weight: 700;
margin-right: 8px;
}
.miaosha i {
position: absolute;
right: 0;
top: 0;
width: 0;
height: 0;
border-color: transparent white transparent transparent;
border-style: solid;
/* 上边框宽度变大，右边框小些，下和左为0 */
border-width: 24px 10px 0 0;
}
/* 删除效果 */
.origin {
color: gray;
text-decoration: line-through;
}
</style>
</head>
<body>
<div class="box"> </div>
<div class="triangle"> </div>
<div class="price">
<span class="miaosha">
¥1650
<i></i>
</span>
<span class="origin">¥2650</span>
</div>
</body>
</html>
