五星红旗参考别的答案才写出来五角星，自己就是弄不出来

来源：2-13 编程练习

从不学习

2021-02-26 17:08:15

相关代码：

<!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>
        .max-box{
            width: 1200px;
            height: 600px;
            background-color: red;
           position: relative;

        }
        .box {
            position: relative;
            width: 0px;
            height: 0px;
            margin: 150px auto;
            float: left;
            border-left: 100px solid transparent;
            border-right: 100px solid transparent;
            border-bottom: 60px solid yellow;
            transform: rotate(35deg);
        }

        .box::before {
            content: "";
            position: absolute;
            width: 0px;
            height: 0px;
            border-left: 100px solid transparent;
            border-right: 100px solid transparent;
            border-bottom: 60px solid yellow;

            left: -100px;
            transform: rotate(-70deg);
        }

        .box::after {
            content: "";
            position: absolute;
            width: 0px;
            height: 0px;
            left: -56px;
            top: -42px;
            border-left: 27px solid transparent;
            border-right: 27px solid transparent;
            border-bottom: 60px solid yellow;
            transform: rotate(-35deg);

        }

        .small-box {
            float: left;
            transform: scale(0.2);
        }

        .small-box .box:nth-child(1) {
            transform: translateX(-1180px) translateY(-580px);
        }

        .small-box .box:nth-child(2) {
            transform: translateX(-980px) translateY(-200px);
        }

        .small-box .box:nth-child(3) {
            transform: translateX(-1180px) translateY(260px);
        }

        .small-box .box:nth-child(4) {
            transform: translateX(-1780px) translateY(800px);
        }
    </style>
</head>

<body>
    <div class="max-box">
        <div class="box">
        </div>
        <div class="small-box">
            <div class="box">
            </div>
            <div class="box">
            </div>
            <div class="box">
            </div>
            <div class="box">
            </div>
        </div>
    </div>
</body>

</html>