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<!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实现个性化动态复选框</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            font-family: consolas;
            box-sizing: border-box;
        }

        body {
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            background: #001925;
        }

        .list {
            padding: 30px 75px 10px 30px;
            position: relative;
            background: #042b3e;
            border-top: 50px solid #03a9f4        }

        .list h2 {
            color: #fff;
            font-size: 30px;
            padding: 10px 0;
            margin-left: 10px;
            display: inline-block;
            border-bottom: 4px solid #fff        }

        .list label {
            position: relative;
            display: block;
            margin: 40px 0;
            color: #fff;
            font-size: 24px;
            cursor: pointer;
        }

        .list input[type="checkbox"] {
            -webkit-appearance: none;
        }

        .list i {
            position: absolute;
            top: 2px;
            display: inline-block;
            width: 25px;
            height: 25px;
            border: 2px solid #fff;
        }

        .list input[type="checkbox"]:checked~i {
            top: 1px;
            border-top: none;
            border-right: none;
            height: 15px;
            width: 25px;
            transform: rotate(-45deg);
        }

        .list span {
            position: relative;
            left: 40px;
            transition: 0.5s;
        }

        .list span::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            width: 100%;
            height: 1px;
            background: #fff;

            transform: translateY(-50%) scale(0);
            transform-origin: right;
            transition: transform 0.8s;
        }

        .list input[type="checkbox"]:checked~span::before {
            transform: translateY(-50%) scale(1);
            transform-origin: left;
            transition: transform 0.8s;
        }

        .list input[type="checkbox"]:checked~span {
            color: #154e6b;
        }
    </style></head><body>
    <div class="list">
        <h2>CSS Only Item Check List</h2>
        <label>
            <input type="checkbox">
            <i></i>
            <span>Lorem ipsum dolor sit amet</span>
        </label>
        <label>
            <input type="checkbox">
            <i></i>
            <span>Lorem ipsum dolor sit amet</span>
        </label>
        <label>
            <input type="checkbox">
            <i></i>
            <span>Lorem ipsum dolor sit amet</span>
        </label>
        <label>
            <input type="checkbox">
            <i></i>
            <span>Lorem ipsum dolor sit amet</span>
        </label>
        <label>
            <input type="checkbox">
            <i></i>
            <span>Lorem ipsum dolor sit amet</span>
        </label>
    </div></body></html>
CSS 3.0实现的个性化动态复选框
