.play-button {
    position: relative;
    left: 50%;
    width: 90px;
    height: 90px;
    transform: translate(-50%, -300%);
}

@media (min-width: 576px) {
    .play-button {
        transform: translate(-50%, -300%);
    }
}

@media (min-width: 768px) {
    .play-button {
        transform: translate(-50%, -215%);
    }
}

@media (min-width: 992px) {
    .play-button {
        transform: translate(-50%, -265%);
    }
}

@media (min-width: 1200px) {
    .play-button {
        transform: translate(-50%, -220%);
    }
}

@media (min-width: 1400px) {
    .play-button {
        transform: translate(-50%, -260%);
    }
}

.about-video:hover .bg-img {
    -webkit-transform: scale(1.05);
    -ms-transform: scale(1.05);
    transform: scale(1.05);
}