.video_banner_sect {
    background-color: #000000;
}
.video_banner_sect .video {
    display: block;
    width: 100%;
    height: auto;
    max-width: none;
}
@media(max-width: 1199px) {
    .video_banner_sect .video {
        margin: 0 calc(50% - 50vw);
        width: 100vw;
    }
}