#video-container {
    position: relative;
    height: 290px;
    overflow: hidden;
}

#cars-video {
    position: absolute;
    left: 0;
    top: -176px;
    width: 100%;
}

@media (max-width: 768px) {
    #cars-video {
        height: 430px;
        top: -130px;
    }
@media (max-width: 320px) {
    #video-container {
        height: 275px;
    }
}
@media (max-width: 425px){
    #video-container{
        margin-bottom: -100px;
    }
}