.flex {
    display: flex;
    column-gap: 2%;
}
.j-center {
    justify-content: center;
}
.flex-pc-50 {
    width: 50%;
}
.flex-pc-33 {
    width: 33.33%;
}
@media (max-width: 479px) {
    .hide_smp {
        display: none;
    }
    .flex {
        flex-wrap: wrap;
    }
    .flex-mobile-100 {
        width: 100%;
    }
}
.mb1em {
    margin-bottom: 1em;
}