div.management_cont_wrap {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
div.management_cont {
    width: 21%;
    margin-bottom: 30px;
}
div.management_cont span {
    height: 70px;
    display: block;
    text-align: center;
    font-size: 1.5rem;
    line-height: 60px;
}
div.management_cont span.br_span {
    line-height: 30px;
}
@media screen and (max-width: 834px) {
    div.management_cont {
        width: 48%;
    }
}
@media screen and (max-width: 500px) {
    div.management_cont {
        width: 100%;
    }
}