css实现悬浮选择框效果代码-html代码-BFW代码库

css实现悬浮选择框效果代码

代码语言：html

代码描述：css实现悬浮选择框效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<html>
<head>
    <style>
        *, *:before, *:after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html, body {
            font-size: 62.5%;
            height: 100%;
        }
@media (max-width: 768px) {
            html, body {
                font-size: 50%;
            }
        }

        body {
            background: #7B00FF;
        }

        .demo {
            position: absolute;
            top: 50%;
            left: 50%;
            margin-left: -18rem;
            margin-top: -25rem;
            width: 36rem;
            height: 50rem;
            padding-top: 22rem;
            background: #FFFFFF;
            box-shadow: 0 0.5rem 5rem rgba(0, 0, 0, 0.4);
            font-family: "Open Sans", Helvetica, Arial, sans-serif;
        }
        .demo__content {
            position: relative;
            height: 100%;
        }
        .demo__heading {
            font-size: 2.2rem;
            line-height: 7rem;
            padding-left: 3rem;
            color: #313131;
        }
        .demo__elems {
            position: relative;
            height: 21rem;
        }
        .demo__elem {
            position: relative;
            height: 7rem;
            font-size: 1.8rem;
            line-height: 7rem;
            padding-left: 3rem;
            border-top: 1px solid #e7e7e7;
        }
        .demo__hover {
            z-index: 2;
            position: absolute;
            left: 0;
            width: 100%;
            height: 7rem;
            cursor: pointer;
        }
        .demo__hover-1 {
            top: 0;
        }
        .demo__hover-1:hover ~ .demo__highlighter {
            transform: translateY(0);
        }
        .demo__hover-1:hover ~ .demo__highlighter .demo__elems {
            transform: translateY(0);
        }
        .demo__hover-2 {
            top: 7rem;
        }
        .demo__hover-2:hover ~ .demo__highlighter {
            transform: translateY(7rem);
        }
        .demo__hover-2:hover ~ .demo__highlighter .demo__elems {
            transform: translateY(-7rem);
        }
        .demo__hover-2:hover ~ .demo__examples .example-adv__top,
        .demo__hover-2:hover ~ .demo__examples .example-adv__mid,
        .demo__hover-2:hover ~ .demo__examples .example-adv__line {
            transform: translateY(100%);
            opacity: 0;
            transition: transform 0.2s, opacity 0.2s;
        }
        .demo__hover-2:hover ~ .demo__examples .example-web__top,
        .demo__hover-2:hover ~ .demo__examples .example-web__left {
            transform: scale(1);
            opacity: 1;
            transition: transform 0.4s 0.2s, opacity 0.4s 0.2s;
        }
        .demo__hover-2:hover ~ .demo__examples .exam.........完整代码请登录后点击上方下载按钮下载查看