.mar-bot-25 {
    margin-bottom: 25px
}

.flip-card {
    background-color: transparent;
    width: 300px;
    height: 300px;
    perspective: 1000px;
    display: inline-block;
    margin: 12px;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform .6s;
    transform-style: preserve-3d;
    box-shadow: .3rem .3rem 2.5rem rgba(0,0,0,.15)!important
}

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

.flip-card-back,.flip-card-front {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    background: #fff;
    border-radius: 13px;
}

.flip-card-front {
    color: #000
}

.flip-card-back {
    background-color: #242021;
    color: #fff;
    transform: rotateY(180deg);
    padding: 0 15px;
    font-family: poppins;
    font-size: 14px;
    padding: 20px;
    line-height: 25px
}

section.section4 div.card-body h5 {
    font-family: 'Arsenal';
    font-size: 30px;
    margin: 20px auto
}

section.section4 div.card-body p {
    color: #000;
    font-size: 18px;
    line-height: 32px;
    font-family: 'Arsenal';
}

@media (max-width: 400px) {
    .flip-card {
        width:280px;
        margin: 15px 0
    }
}