abstract：<style> .li{float:left;} .nav2{display:none;} .li_nav:hover .nav2{display:block;} </style> <ul> <li class="li li_nav"><a href
<style>
.li{float:left;}
.nav2{display:none;}
.li_nav:hover .nav2{display:block;}
</style>
<ul>
<li class="li li_nav"><a href="javascript:void(0)">首页</a>
<ul class="nav2">
<li>首页1</li>
<li>首页2</li>
<li>首页3</li>
</ul>
</li>
<li class="li"><a href="javascript:void(0)">医院简介</a></li>
<li class="li"><a href="javascript:void(0)">医生团队</a></li>
<li class="li"><a href="javascript:void(0)">了解更多</a></li>
</ul>
Correcting teacher：灭绝师太Correction time：2019-03-11 11:29:12
Teacher's summary：你自己觉得你这个导航做的好么?请解释一下你这个作业提交是怎么回事?