@media screen and (max-width: 779px) {
.xr_mvp_2 {display: block;}
.xr_mvp_1 {display: none;}
.xr_pbd {margin-left: -240px;}
#xr_xr {width: 480px; height: 1000px}
}
@media screen and (min-width: 780px) {
.xr_mvp_2 {display: none;}
.xr_mvp_1 {display: block;}
.xr_pbd {margin-left: -540px;}
#xr_xr {width: 1080px; height: 1540px}
}
@media screen and (max-width: 779px) {
.xr_mvp_4 {display: block;}
.xr_mvp_3 {display: none;}
.xr_pbd {margin-left: -240px;}
#xr_xr {width: 480px; height: 620px}
}
@media screen and (min-width: 780px) {
.xr_mvp_4 {display: none;}
.xr_mvp_3 {display: block;}
.xr_pbd {margin-left: -540px;}
#xr_xr {width: 1080px; height: 780px}
}