css三角制作(二十课)

时间:2024-11-19 07:27:40

代码:

    <style>
        /* 边框原理 */
        .box1 {
            width: 0;
            height: 0;
            border-top: 100px solid pink;
            border-bottom: 100px solid blue;
            border-left: 100px solid yellow;
            border-right: 100px solid greenyellow;
        }

        /* 三角制作 */
        .box2 {
            width: 0;
            height: 0;
            border: 100px solid transparent;
            border-right: 100px solid greenyellow;
            margin: 5px;
        }

        .jd {
            position: relative;
            width: 100px;
            height: 100px;
            background-color: pink;
        }

        .jd span {
            position: absolute;
            right: 10px;
            top: -25px;
            width: 0;
            height: 0;
            border: 10px solid transparent;
            border-bottom: 10px solid greenyellow;
            margin: 5px;
        }
    </style>
</head>

<body>

    <div class="box1"></div>
    <div class="box2"></div>
    <div class="jd"><span></span></div>
</body>

</html>