.countdown {
  text-align: center;
  margin: 3em 0;

  p {
    margin: 0;
  }
}

.countdown-clock {
  display: flex;
  justify-content: space-between;
  margin: 2em auto 0;
  padding: 0 1em 0;
  max-width: 45em;
}

.countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.countdown-number {
  font-size: 7rem;
  font-weight: 200;
  font-stretch: 62%;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.countdown-label {
  font-size: 0.75rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  line-height: 1;
  color: var(--color-border-strong);
}

.empty {
  text-align: center;
  color: var(--color-border-strong);
  margin: 3em 0;
}

@media screen and (min-width: 32em) {
  .countdown-number {
    font-size: 10em;
  }
  .countdown-label {
    font-size: 1em;
  }
}

@media screen and (min-width: 40em) {
  .countdown-number {
    font-size: 13em;
  }
}