css三角 

<!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>css三角做法</title>
    <style>
        .box {
            width: 0;
            height: 0;
            border: 30px solid transparent;
            border-top-color: pink;
        }
    </style>
</head>

<body>
    <div class="box"></div>
</body>

</html>
posted @ 2021-03-26 14:36  ice猫猫3  阅读(22)  评论(0)  编辑  收藏  举报