CSS 3.0实现会发光复选框

给大家分享一个用CSS 3.0实现的会发光的复选框特效，效果如下：
以下是代码实现，欢迎大家复制粘贴和收藏。
代码语言：javascript复制
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">

    <title>CSS 3.0实现会发光复选框</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            font-family: '微软雅黑', sans-serif;
        }

        body {
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            background: #191919;
            overflow: hidden;
            flex-direction: column;
        }

        label {
            position: relative;
            width: 240px;
            height: 80px;
            cursor: pointer;
            margin: 20px 0;
        }

        label input {
            opacity: 0;
        }

        label .check {
            position: absolute;
            top: 0;
            left: 0;
            cursor: pointer;
            width: 100%;
            height: 100%;
            background: #101010;
            border-radius: 40px;
            box-shadow: 0 0 0 4px #101010;
        }

        label .check::before {
            content: '';
            position: absolute;
            top: calc(50% - 4px);
            left: -30px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #f00;
            transition: 0.5s;
            box-shadow: 0 0 5px #f00,
                0 0 10px #f00,
                0 0 20px #f00,
                0 0 40px #f00,
                0 0 80px #f00;
        }

        label input:checked~.check::before {
            background: #101010;
            box-shadow: none;
        }

        label .check::after {
            content: '';
            position: absolute;
            top: calc(50% - 4px);
            right: -30px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            box-shadow: none;
            transition: 0.5s;
            background: #101010;
        }

        label input:checked~.check::after {
            background: #0f0;
            box-shadow: 0 0 5px #0f0,
                0 0 10px #0f0,
                0 0 20px #0f0,
                0 0 40px #0f0,
                0 0 80px #0f0;
        }

        label .btn {
            position: absolute;
            top: 0;
            left: 0;
            width: 120px;
            height: 80px;
            border-radius: 40px;
            background: #333;
            transition: 0.5s;
            box-shadow: inset 0 -20px 15px #292929,
                inset 0 20px 15px #292929;
        }

        label .btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 52px;
            height: 80px;
            background: #252525;
            border-top-left-radius: 80px;
            border-bottom-left-radius: 80px;
            filter: blur(2);
        }

        label .btn::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 52px;
            height: 80px;
            background: #252525;
            border-top-right-radius: 80px;
            border-bottom-right-radius: 80px;
            filter: blur(2);
        }

        label input:checked~.btn {
            left: 50%;
        }
    </style>
</head>

<body>
    <label>
        <input type="checkbox" name="">
        <span class="check"></span>
        <span class="btn"></span>
    </label>
    <label>
        <input type="checkbox" name="" checked>
        <span class="check"></span>
        <span class="btn"></span>
    </label>
</body>
</html>
特效
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