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這篇文章主要介紹CSS如何實現鼠標懸浮無限向下級展示，文中介紹的非常詳細，具有一定的參考價值，感興趣的小伙伴們一定要看完！
具體代碼如下所示；
*{
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>
以上是“CSS如何實現鼠標懸浮無限向下級展示”這篇文章的所有內容，感謝各位的閱讀！希望分享的內容對大家有幫助，更多相關知識，歡迎關注億速云行業資訊頻道！
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