footer {
    margin: 0 auto;
    max-width: 700px;
    color: #bbb;
    padding: 60px 20px 20px;
    text-align: center;
}
footer dl {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-size: 13px;
}
footer dl div {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

footer dl div dt {
    font-weight: bold;
    flex-shrink: 0;
}
footer dl div dd {
    margin-left: 4px;
}