.flip-container {
    perspective: 1000px;
    transform-style: preserve-3d;
}

.flip-container:hover .back {
    transform: rotateY(0deg);
}

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

.flip-container,
.front,
.back {
    width: 180px;
    height: 210px;
    margin: 0 25px 25px 0;
    float: left;
}

.flipper {
    transition: 0.6s;
    transform-style: preserve-3d;
    position: relative;
}

/* hide back of pane during swap */
.front,
.back {
    backface-visibility: hidden;
    transition: 0.6s;
    transform-style: preserve-3d;
    position: absolute;
    top: 0;
    left: 0;
}

.front {
    z-index: 2;
    transform: rotateY(0deg);
}

.back {
    transform: rotateY(-180deg);
    text-align: center;
    cursor: pointer;
    border-radius: 12px;
    padding: 10px 11px 10px 10px;
    font-size: 11px;
    color: #fff;
    font-weight: 500;
    line-height: 25px;
    background: #0f4a8a;
}

.vertical.flip-container {
    position: relative;
}

.vertical .back {
    transform: rotateX(180deg);
}

.vertical.flip-container:hover .back {
    transform: rotateX(0deg);
}

.vertical.flip-container:hover .front {
    transform: rotateX(180deg);
}

.front {
    text-align: center;
    cursor: pointer;
    border-radius: 12px;
    padding: 18px 11px 10px 10px;
    justify-content: space-between;
    font-size: 17px;
    color: #fff;
    font-weight: 500;
    line-height: 25px;
    background: #0f4a8a;
    background-image: url(https://t3.ftcdn.net/jpg/02/42/77/22/360_F_242772256_PRwokoyoXkDCIISNjfj9N3If0TPFtje8.jpg);
    background-size: cover;
}