已采纳回答 / 小北方_jack
你肯定时修改了h2 或者span 的float属性,<div class="title"><h2><span class="title_left">媒体聚焦</span></h2></div></div><!--title结束--><div class="video">
2016-08-13
ul>li {
list-style:none;
float:left;
width:40px;
}
ul>li>a {
display:block;
text-decoration: none;
height:30px;
line-height:30px;
text-align:center;
}
ul>li>a:hover {
background-color:red;
}
list-style:none;
float:left;
width:40px;
}
ul>li>a {
display:block;
text-decoration: none;
height:30px;
line-height:30px;
text-align:center;
}
ul>li>a:hover {
background-color:red;
}
按照示例讲解,本节课程是不能实现自适应高度的!关键的一点应该在上级div-list_main中加入overfloat:hidden
2016-08-12