.left .left_down
li.a.left-down-pic{
display:block;
width:50px;
height:50px;
background::url(images/app_icons_50_6.jpg)
-350 0 no-repeat;//关键是这句话
}
2022-08-13 18:31:31
.left .left_down
li.a.left-down-pic{
display:block;
width:50px;
height:50px;
background::url(images/app_icons_50_6.jpg)
-350 0 no-repeat;//关键是这句话
}