footer .footer-social-icon {
    height: 24px
}

footer .fa {
    font-size: 26px;
}

@media (min-width: 576px) {
    footer .footer-social-icon {
        height: 32px;
    }
    footer .fa {
        font-size: 35px;
    }
}

footer li:not(:first-child) {
    margin-top: 2px;
}