.footer {
    background: #3D4153;
}

.footer-inner {
    display: flex;
    flex-flow: row nowrap;
    justify-content: space-between;
    align-items: center;

    min-height: 12.4rem;
}

.footer-logo {
    width: 26.8rem;
    height: 3.5rem;
    background: url('/i/footer-logo-th.svg') no-repeat center / contain;
}

.footer-links {
    display: flex;
    flex-flow: row;
}

.footer-link {
    color: #FFFFFF;
}

.footer-link + .footer-link {
    margin-left: var(--normal-gap);
}

.footer-info {
    display: flex;
    flex-flow: column nowrap;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #FFFFFF;
}

.footer-copy {
    font: 700 1.1rem/1.7rem Montserrat;
}

.footer-isbn {
    font: 500 1.1rem/1.7rem Montserrat;
}

@media (max-width: 767px) {
    .footer-inner {
        flex-flow: column;
        justify-content: center;

        min-height: 15.2rem;
    }

    .footer-inner > * + * {
        margin-top: 2.5rem;
    }

    .footer-logo {
        width: 20.7rem;
        height: 2.7rem;
    }
}