.countdown {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: 64px;
  gap: 8px;
}
.countdown_dark .countdown__block {
  background-color: var(--black);
  color: var(--white);
}
.countdown_dark .countdown__number,
.countdown_dark .countdown__label {
  color: var(--white);
}
.countdown__block {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-radius: 6px;
}
.countdown__number {
  transition: opacity 0.4s ease, filter 0.4s ease;
}
.countdown__number.change {
  opacity: 0.75;
  filter: brightness(0.9);
}

@media (min-width: 576px) {
  .countdown {
    width: auto;
    grid-template-columns: repeat(4, 85px);
    grid-template-rows: 87px;
  }
}

@media (min-width: 992px) {
}