实现一个导航条

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<style type="text/css">
    * {
        margin: 0;
        padding: 0;
        list-style: none;
    }
    a {
        text-decoration: none;
        color: black;
    }
    .clearfix:after{
        content:'';
        display: block;
        clear:both;
    }
    .wrap {
        margin: 8px auto;
        width: 602px;
        background-color: #F1F1F1;
        border-radius: 3px;
        box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    }
    .nav>li {
        float: left;
        padding: 8px 16px;
    }
    .nav>li:hover {
        background-color: #CCC;
    }
    .nav>li>ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 160px;
        box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    }
    .nav li:last-child{
        position: relative;
    }
    .nav>li:hover>ul {
        display: block;
    }
    .nav>li:hover>ul>li {
        background-color: white;
        padding: 8px 16px;
    }
    .nav>li:hover>ul>li:hover {
        background-color: #ccc;
    }
</style>
<body>
    <div class="wrap clearfix">
        <ul class="nav">
            <li><a href="#">首页</a></li>
            <li><a href="#">作品</a></li>
            <li><a href="#">更多</a>
                <ul>
                    <li><a href="#">GitHub</a></li>
                    <li><a href="#">博客</a></li>
                    <li><a href="#">知乎</a></li>
                </ul>
            </li>
        </ul>
    </div>
</body>
</html>
最后编辑于：2017.12.06 09:45:48
实现一个导航条

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