为什么那个挡住的SPAN标签要加上position:relative呢?
.topmenu .lihover span /*白色小方框*/
{
background: white;
display: inline-block;
z-index: 20;
width: 20px;
height: 30px;
float: right;
position: relative;
}
如题
.topmenu .lihover span /*白色小方框*/
{
background: white;
display: inline-block;
z-index: 20;
width: 20px;
height: 30px;
float: right;
position: relative;
}
如题
2015-03-27
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