#banner_box , #banner_box .item , #banner_box .img_box { position: relative; }
#banner_box .img_box img {min-width: 100vw;width: 100vw;aspect-ratio: 12 / 4.9;}
#banner_box .img_box iframe , #banner_box .img_box video { position: absolute; width: 100%; height: 100%; top: 0; left: 0; }
#banner_box .slick-dotted .slick-track { min-width: 100vw; }
#banner_box .info_box , #banner_box .atag_item { position: absolute; }
#banner_box .info_box { width: 100%; height: 80%; display: flex; align-items: center; top: 0; left: 0; }

@media screen and (max-width: 1160px){
	#banner_box .img_box img { aspect-ratio: 5/3; }
}
@media screen and (max-width: 640px){
	#banner_box .img_box img {aspect-ratio: 3 / 3;}
}