.sf-flip-box {
    position: relative;
    display: inline-block;
    width: 100%;
}

.sf-flip-box-inner {
    position: relative;
    width: 100%;
    height: auto;
    min-height: 300px;
    perspective: 1000px;
}

.sf-flip-box-front,
.sf-flip-box-back {
    position: absolute;
    width: 100%;
    min-height: 100%;
    top: 0;
    left: 0;
    backface-visibility: hidden;
    transition: transform 0.6s;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

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

.sf-flip-box-back {
    transform: rotateY(180deg);
}

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

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