问答详情
源自:9-10 制作3D旋转导航综合练习题

这里ul的class定义了吗?

<ul class="clearfix unstyled drop-menu">

<li><a href="#" class="three-d">

Html5

<span class="three-d-box"><span class="front">Html5</span><span class="back">Html5</span></span>

</a></li>

<li><a href="#" class="three-d">

Css3

<span class="three-d-box"><span class="front">Css3</span><span class="back">Css3</span></span>

</a></li>

<li><a href="#" class="three-d">

JavaScript

<span class="three-d-box"><span class="front">JavaScript</span><span class="back">JavaScript</span></span>

</a></li>

<li><a href="#" class="three-d">

Videogames

<span class="three-d-box"><span class="front">Videogames</span><span class="back">Videogames</span></span>

</a></li>

</ul>


提问者:百兽凯多00 2017-03-07 20:18

个回答

  • 慕仰1053334
    2017-05-08 11:05:24
    已采纳

    最前面引入了外部的css

    .clearfix:before, .clearfix:after {
       content:"";
       display:table;
    }
    .clearfix:after{
    clear:both;
    overflow:hidden;
    }
    .clearfix{
       zoom:1;
    }

  • 慕侠4409898
    2017-03-08 04:27:39

    该位置的class是定义的,多个class之间使用空格进行分割;

    <ul class="clearfix unstyled drop-menu">

    这么写,相当于选择器.clearfix .unstyled .drop-menu 三个设置的样式都会对该元素ul生效