CSS动画特效：RGB走马灯边框线(clip)

基本信息

源码名称：CSS动画特效：RGB走马灯边框线(clip)

源码大小：3.76KB

文件格式：.html

开发语言：CSS

更新时间：2019-04-03

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源码介绍

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style type="text/css">
        body {
            margin: 0;
            background: #333;
        }

        .box {
            width: 200px;
            height: 200px;
            box-sizing: border-box;
            border: 1px solid #cb6341;
            position: fixed;
            left: 50%;
            top: 50%;
            margin-top: -100px;
            margin-left: -100px;

        }

        .box:after,
        .box:before {
            content: '';
            width: 220px;
            height: 220px;
            box-sizing: border-box;
            border: 1px solid;
            position: absolute;
            top: -5%;
            left: -5%;
            animation: boxBorder 6s linear infinite;
        }

        .box:before {
            animation-delay: -3s;
        }

        .box .icon {
            position: absolute;
            top: 50%;
            left: 50%;
            width: 100px;
            height: 100px;
            margin-top: -50px;
            margin-left: -50px;
            animation: iconBox 3s linear infinite;
        }

        .box .icon:after,
        .box .icon:before {
            content: "";
            width: 40%;
            height: 100%;
            box-sizing: border-box;
            border-radius: 50%;
            border: 2px solid #fff;
            position: absolute;
            top: 0;
            left: 30px;
            animation: iconBorder 3s linear infinite;
        }

        .box .icon:after {
            transform: rotate(60deg);
        }

        .box .icon:before {
            transform: rotate(-60deg);
        }

        .box .icon2:before {
            transform: rotate(0deg);
        }

        .box .icon2:after {
            height: 10px;
            width: 10px;
            background-color: #fff;
            transform: translate(12px, -6px);
            border: 3px solid #333;
            box-sizing: content-box;
            animation: iconYuan 3s linear infinite 0.6s;
        }

        @keyframes iconBox {
            0% {
                transform: rotate(0deg);
            }

            100% {
                transform: rotate(360deg);
            }
        }

        @keyframes iconBorder {
            0% {
                border-color: #fff;
            }

            30% {
                border-color: yellow;
            }

            60% {
                border-color: blue;
            }

            100% {
                border-color: red;
            }
        }

        @keyframes iconYuan {
            0% {
                background-color: #fff;
            }

            30% {
                background-color: yellow;
            }

            60% {
                background-color: blue;
            }

            100% {
                background-color: red;
            }
        }

        @keyframes boxBorder {
            0% {
                border-color: #fff;
                clip: rect(0, 220px, 2px, 0);
            }

            25% {
                border-color: yellow;
                clip: rect(0px, 2px, 220px, 0)
            }

            50% {
                border-color: blue;
                clip: rect(218px, 220px, 220px, 0)
            }

            75% {
                border-color: green;
                clip: rect(0, 220px, 220px, 218px)
            }

            100% {
                border-color: #fff;
                clip: rect(0, 220px, 2px, 0)
            }
        }
    </style>

</head>
<body>
<div class="box">
    <div class="icon icon1"></div>
    <div class='icon icon2'></div>
</div>
</body>
</html>