关于五角星的问题

来源：2-13 编程练习

慕盖茨3062073

2021-05-26 14:48:56

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=>, initial-scale=1.0">
    <title>Document</title>
    <style type="text/css">
        *{
            margin:0;
            padding:0;
        }
        .background{
            width:600px;问题描述：
            height:400px;
            background-color:red;
            perspective:300px;
            margin:100px auto;
            /*position:relative;*/
        }
        .star{
            width:0;
            height:0;
            position:relative;
            top:50px;
            left:20px;
            border-right:50px solid transparent;
            border-bottom:35px solid yellow;
            border-left:50px solid transparent;
            transform:rotate(35deg);
        }
        .star::before{
            width:0;
            height:0;
            display:block;
            position:absolute;
            border-right:50px solid transparent;
            border-bottom:35px solid yellow; 
            border-left:50px solid transparent;
            transform:rotate(289deg);
            top:-1px;
            left:-49px;
            content:'';
        }
        .star::after{
            width:0;
            height:0;
            display:block;
            position:absolute;
            border-right:50px solid transparent;
            border-bottom:35px solid yellow;
            border-left:50px solid transparent;
            transform:rotate(216deg);
            top:2px;
            left:-50px;
            content:'';
        }
        .star1{
            transform: translateX(0) translateY(48px);
        }
        .star2{
            transform: translateX(82) translateY(-34px) rotate(-10deg) scale(0.4);
        }
        .star3{
            transform: translateX(117) translateY(-34px) rotate(0deg) scale(0.4);
        }
        .star4{
            transform: translateX(115) translateY(-19px) rotate(36deg) scale(0.4);
        }
        .star5{
            transform: translateX(81) translateY(-21px) rotate(0deg) scale(0.4);
        }

     </style>
</head>
<body>
    <div class="background">
        <div class="star star1"></div>
        <div class="star star2"></div>
        <div class="star star3"></div>
        <div class="star star4"></div>
        <div class="star star5"></div>
    </div>
</body>
</html>