CSS鼠标悬浮无限生成下级页面

废话不多说了，直接大家贴代码了，具体代码如下所示；

*{
 margin: 0;
 padding: 0;
 }
 ul,li{
 list-style: none;
 }
 .ui-slide-box{
 width: 300px;
 }
 .ui-slide-item{
 width: 100%;
 position: relative;
 }
 .ui-slide-item-text{
 display: block;
 background-color: #000000;
 color: white;
 border-bottom: 1px solid yellow;
 height: 40px;
 line-height: 40px;
 }
 .ui-slide-item .ui-slide-box{
 display: none;
 position: absolute;
 left: 300px;
 top: 0;
 }
 .ui-slide-item:hover > .ui-slide-box{
 display: block;
 }

<ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">aaaaaaaaaaaaa</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">aaaaaaaaaaaa</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">dddddddd </span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">sssssssssssss</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">eeeeeeeeeeee</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">ccccccccccccc</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">aaaaaaaaaaaaa</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">aaaaaaaaaaaa</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">dddddddd </span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">sssssssssssss</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">eeeeeeeeeeee</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">ccccccccccccc</span>
 </li>
 </ul>
 </li>
 
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">bbbbbbbbbb</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">sfsdfsdfsd </span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">cvwdfsd</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">ewewewe</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">xxcxc</span>
 </li>
 </ul>
 </li>
 </ul>
 </li>
 </ul>
 </li>
 </ul>
 </li>
 
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">bbbbbbbbbb</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">sfsdfsdfsd </span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">cvwdfsd</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">ewewewe</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">xxcxc</span>
 </li>
 </ul>
 </li>
 </ul>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">bbbbbbbbbbb</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">aaaaaaaaaaaa</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">dddddddd </span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">sssssssssssss</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">eeeeeeeeeeee</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">ccccccccccccc</span>
 </li>
 </ul>
 </li>
 </ul>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">cccccccccccccccccc</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">rrrrrrrrrrrrrrrrrrrrrrrrrr</span>
 <ul class="ui-slide-box">
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">dddddddd </span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">sssssssssssss</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">eeeeeeeeeeee</span>
 </li>
 <li class="ui-slide-item">
 <span class="ui-slide-item-text">ccccccccccccc</span>
 </li>
 </ul>
 </li>
 </ul>
 </li>
 </ul>

相信看了本文案例你已经掌握了方法，更多精彩请关注Gxl网其它相关文章！

推荐阅读：

css3的pointer-events使用详解

完全利用CSS实现元素居中

font-size-adjust属性如何优化网页排版