@media only screen and (max-width: 800px) {
    header {
        display: none;
    }

    .BannerDiv h1 {
        font-size: 29px;
    }

    .BannerDiv label {
        letter-spacing: 0;
        font-size: 25px;
    }

    .Banner video {
        object-position: right;
        left: unset;
        right: -80%;
        width: 190%;
    }
}