.altMediaAsset video {
    max-width: 100%;
    width: 100%;
    display: block;
}



.altMediaAsset.both-columns {
    grid-column: 1 / -1;
}
.altMediaAsset.left-column {
    grid-column: 1;
}
.altMediaAsset.right-column {
    grid-column: 2;
}

.altMediaAsset.row-single {
    grid-row: span 1;
}
.altMediaAsset.row-double {
    grid-row: span 2;
}

@media (max-width: 1024px) {
.altMediaAsset.left-column, 
 .altMediaAsset.right-column {
    grid-column: 1 / -1;
 }   
}