.card {
    cursor: pointer;
    width: 100%;
    height: 100%;
    min-height: 280px;
}

.rel-cont {
   position: relative;
   width: 100%;
   height: 100%;
}

.card .item-block {
    display: flex;
    align-items: center;
    height: 100%;
}

.card p {
    font-size: 13px;
    line-height: 2;
    color: #fff;
    margin-top: 15px;
}

.card h6 {
    font-size: 19px;
    line-height: 1.5;
    color: #fff;
    border-bottom: 1px solid rgba(255,255,255,0.5);
    padding-bottom: 15px;
}

.front,
.back{
    width: 100%;
    height: 100%;
    overflow: hidden;
    backface-visibility: hidden;
    position: absolute;
    transition: transform .4s linear;
}

.front{
    transform: perspective(600px) rotateY(0deg);
}

.back{
    transform: perspective(600px) rotateY(180deg);
    background-color: #4f787a;
}

.back-content{
    width: 100%;
    text-align: center;
    color: #333333;
}
.fas{
    display: block;
    margin: 20px 0;
    color: red;
    font-size: 30px;
}

.card:hover > .front{
    transform: perspective(600px) rotateY(-180deg);
}
.card:hover > .back{
    transform: perspective(600px) rotateY(0deg);
}