.main-bg[data-v-b158a729]{background-image:-webkit-image-set(url(./bg.BLxBGIka.png) 1x,url(./bg_2x.DFaXcq-y.png) 2x,url(./bg_3x.Cl9ci_1S.png) 3x);background-image:image-set(url(./bg.BLxBGIka.png) 1x,url(./bg_2x.DFaXcq-y.png) 2x,url(./bg_3x.Cl9ci_1S.png) 3x);background-position:50%;background-size:cover}