织梦列表页分页错位（分页显示竖排）

<div class="dede_pages">
<ul class="pagelist">
{dede:pagelist listitem="info,index,end,pre,next,pageno,option" listsize="5"/}
</ul>
</DIV>

.dede_pages{
text-align:right;
}
.dede_pages ul{
float:right;
padding:12px 0px 12px 16px;
}
.dede_pages ul li{
float:left;
font-family:Tahoma;
line-height:17px;
margin-right:6px;
border:1px solid #E9E9E9;
}
.dede_pages ul li a{
float:left;
padding:2px 4px 2px;
color:#555;
display:block;
}
.dede_pages ul li a:hover{
color:#690;
text-decoration:none;
padding:2px 4px 2px;
}
.dede_pages ul li.thisclass,
.dede_pages ul li.thisclass a,.pagebox ul li.thisclass a:hover{
background-color:#F8F8F8;
padding:2px 4px 2px;
font-weight:bold;
}
.dede_pages .pageinfo{
line-height:21px;
padding:12px 10px 12px 16px;
color:#999;
}
.dede_pages .pageinfo strong{
color:#555;
font-weight:normal;
margin:0px 2px;
}