@media screen and (max-width: 850px) {
.dd_mvp_2 {display: block;}
.dd_mvp_1 {display: none;}
.dd_pbd {margin-left: -240px;}
#dd_xr {width: 480px; height: 4825px}
}
@media screen and (min-width: 851px) {
.dd_mvp_2 {display: none;}
.dd_mvp_1 {display: block;}
.dd_pbd {margin-left: -610px;}
#dd_xr {width: 1221px; height: 4127px}
}