.cards_four_in_a_row {}
.cards_block {
    display: flex;
    flex-wrap: wrap;
}
.card_block_item {
    flex: 1 0 20%;
    padding: 1.2em 0.8em;
    border: 2px solid #D1D1D1; ;
    margin-right: -2px;
}
.card_block_item h3 {
    color: #000;
    font-size: 1.7em;
    font-weight: 500;
    line-height: 1.2; /* 109.091% */
    letter-spacing: -0.33px;
    text-transform: none;
    min-height: 2.5em;
}
.card_block_item .card_content {
    padding-top: 1em;
    font-size: 1.2em;
    font-weight: 400;
    line-height: 1.2; /* 114.286% */
    letter-spacing: -0.28px;
}
.text_at_the_bottom {
    padding-top: 2em;
}
@media (max-width: 767px){
    .card_block_item {
        flex: 1 0 45%;
        margin-bottom: -2px;
    }
}