.visual {position: relative; width: 100%; height: 100vh;}
.visual img {width: 100%; height: 100%; object-fit: cover;}
.visual video {width: 100%; height: 100%; object-fit: cover;}

.vod_box {width: 100%; height: 100%; object-fit: cover;}
.vod_box video {width: 100%; height: 100%; object-fit: cover;}
.sec10 .vod_box video {width: 100%; height: 100%; object-fit: contain;}