.timer-display {
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: .02em;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}

@@media (max-width: 576px) {
    .timer-display {
        font-size: 2.25rem;
    }
}