.hero-countdown {
  margin-top: var(--header-height);
  background-repeat: no-repeat;
  background-size: cover;
}

.hero-countdown .grid-wrapper {
  min-height: calc(80vh - var(--header-height));
  max-width: 530px;
  margin: 0 auto;
  display: grid;
  place-content: center;
  place-items: center;
  row-gap: 30px;
  text-align: center;
}

.hero-countdown #countdown {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 12px 0;
  border: 2px solid #fff;
  color: #fff;
}

.hero-countdown #countdown > * {
  padding: 0 clamp(20px,6.5vw,55px);
}

.hero-countdown #countdown > * + * {
  border-left: 2px solid #fff;
}

@supports (min-height: 80svh) {
  .hero-countdown .grid-wrapper {
    min-height: calc(80svh - var(--header-height));
  }
}

@media (min-width: 768px) {
  .hero-countdown .grid-wrapper {
    row-gap: 20px;
  }
}