@charset "UTF-8";

#mv {
    position: relative;
    width: 100%;
    height: 100svh;
    overflow: hidden;
}

#mv .mv_mp4 {
    position: absolute;
    inset: 0;
}

#mv .mv_mp4 video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    background: #000;
    display: block;
}