#hero{
    background-color: #000000;
}

.video-wrapper {
    position: relative;
    padding-bottom: 34.25%; /* 16:9 */
    padding-top: 25px;
    height: 0;
}
.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

@media screen and (min-width: 769px) and (max-width: 992px){
    .hero{
        height: 365px;
    }
}

@media screen and (min-width: 391px) and (max-width: 768px) {
    .hero {
        height: 400px;
    }
    .video-wrapper {
        height: 400px;
    }
}

@media screen and (min-width: 361px) and (max-width: 390px) {

    .hero{
        height: 299px;
    }

    .video-wrapper {
        padding-bottom: 70.25%; /* 16:9 */
    }
}

@media screen and (max-width: 360px) {
    .hero {
        height: 278px;
    }

    .video-wrapper {
        height: 290px;
    }
}