.video-box {
    margin:2rem 0 2rem;
}

.sq-icon__play-large-white {
    background-image: url(https://www.monash.edu/__data/assets/file/0011/1203131/sprites.svg);
    background-repeat: no-repeat;
    background-position: -288px -216px;
    background-size: 1128px 768px;
    width: 48px;
    height: 48px;
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 2;
    text-indent: -999em;
    margin: -1.5rem 0 0 -1.5rem;
}

.sq-icon__play-large-white:hover {
    background-image: url(https://www.monash.edu/__data/assets/file/0011/1203131/sprites.svg);
    background-repeat: no-repeat;
    background-position: -360px -216px;
    background-size: 1128px 768px;
    width: 48px;
    height: 48px;
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 2;
    text-indent: -999em;
    margin: -1.5rem 0 0 -1.5rem;
}



.panel-overlay {
    background-image: linear-gradient(transparent, transparent 50%, black);
    bottom: 0;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    z-index: 1;
}

.flex-container {
    display:block;
}

@media (min-width: 1200px) {
    .flex-container {
        display:flex;
    }
}