.responsive-landscape-video{
    width:600px;
    height:338px;
}

@media (max-width: 768px) {
    .responsive-landscape-video{
        width: 420px;
        height: 237px;
    }
}

@media (max-width: 420px) {
    .responsive-landscape-video{
        width: 300px;
        height: 170px;
    }
}

.responsive-portrait-video{
    width: 338px;
    height: 600px;
}

@media (max-width: 768px) {
    .responsive-portrait-video{
        width: 200px;
        height: 354px;
    }
}