/**×é¼þÑùʽ*/
.xwslick .img1{padding-top:60% !important;}
@media screen  and (max-width:320px) {
.bt1{width: 62% !important;}
}
.xwslick .img1{padding-top:60% !important;}
@media screen  and (max-width:320px) {
.bt1{width: 62% !important;}
}
.img1{
    position: relative;
    display: block;
    height: 0;
    width: 100%;
    padding-top:21%;}
.img1 img{
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;}