.card-container {
    display: grid;
    perspective: 700px;
}

.card-flip {
    display: grid;
    grid-template: 1fr / 1fr;
    grid-template-areas: "frontAndBack";
    transform-style: preserve-3d;
    transition: all 0.7s ease;
    height: 270px;
}

.card-flip div {
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform-style: preserve-3d;
}

.front {
    grid-area: frontAndBack;
}

.back {
    grid-area: frontAndBack;
    transform: rotateY(-180deg);
}

.card-container:hover .card-flip {
    transform: rotateY(180deg);
}