HTML+CSS+JS 苹果消息折叠效果

效果展示：

实现了一个苹果消息折叠效果。页面包含一个列表，每个列表项包括一个标题、一个时间和一些文本内容。点击列表项时，该项会展开或折叠，同时其他项的位置和透明度也会发生变化，营造出一种立体感和层次感。背景图片的运用增强了页面的视觉效果。

HTML


<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>苹果消息折叠效果</title>
    <link rel="stylesheet" href="./fonts/iconfont.css">
    <link rel="stylesheet" href="./66-苹果消息折叠效果.css">
</head>

<body>
    <ul>
        <li>
            <div class="title">
                <div>
                    <i class="iconfont icon-weixin"></i> 微信
                </div>
                <div class="time">30分钟前</div>
            </div>
            <h4>阿飞</h4>
            <div>我die了</div>
        </li>
        <li>
            <div class="title">
                <div>
                    <i class="iconfont icon-weixin"></i> 微信
                </div>
                <div class="time">50分钟前</div>
            </div>
            <h4>阿强</h4>
            <div>兄弟我看上你媳妇了</div>
        </li>
        <li>
            <div class="title">
                <div>
                    <i class="iconfont icon-weixin"></i> 微信
                </div>
                <div class="time">1小时前</div>
            </div>
            <h4>阿珍</h4>
            <div>鹏哥对不起，我爱上了阿强</div>
        </li>
        <li>
            <div class="title">
                <div>
                    <i class="iconfont icon-weixin"></i> 微信
                </div>
                <div class="time">2小时前</div>
            </div>
            <h4>阿雅</h4>
            <div>转账1000万元</div>
        </li>
    </ul>

    <script src="./66-苹果消息折叠效果.js"></script>

</body>

</html>

CSS

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

ul {
    list-style: none;
}

body {
    display: flex;
    height: 100vh;
    justify-content: center;
    padding-top: 80px;
    background: url(./image.jpg);
    background-size: cover;
    perspective: 1000px;
}

ul {
    position: relative;
    width: 400px;
    transform-style: preserve-3d;
    cursor: pointer;
}

ul li {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, .7);
    border-radius: 15px;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px 0 rgba(0, 0, 0, .05);
    backdrop-filter: blur(20px);
    transition: .6s;
}

ul li .title {
    display: flex;
    justify-content: space-between;
}

ul li .title i {
    font-size: 18px;
    color: #4acfae;
}

ul li .title .time {
    color: #666;
}

ul li:nth-child(2) {
    z-index: -1;
    color: transparent;
    transform: translateY(8px) translateZ(-24px);
    background: rgba(255, 255, 255, .6);
}

ul li:nth-child(3) {
    z-index: -2;
    color: transparent;
    transform: translateY(16px) translateZ(-48px);
    background: rgba(255, 255, 255, .5);
}

ul li:nth-child(4) {
    z-index: -3;
    color: transparent;
    transform: translateY(24px) translateZ(-72px);
}

ul.active li {
    color: #000;
    background: rgba(255, 255, 255, .7);
}

ul.active li:nth-child(2) {
    transform: translateY(calc(100% + 8px));
}

ul.active li:nth-child(3) {
    transform: translateY(calc(200% + 16px));
}

ul.active li:nth-child(4) {
    transform: translateY(calc(300% + 24px));
}

JavaScript

const ul = document.querySelector("ul")
ul.addEventListener('click', () => {
    ul.classList.toggle('active')
})

HTML+CSS+JS 苹果消息折叠效果

CSS

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