.countdown {
  margin-bottom: 1rem;
}
.countdown .box {
  display: inline-block;
  margin-right: 10px;
  text-align: center;
  border-radius: 5px;
   background: var(--bs-primary);
  color: #fff;
  font-size: 30px;
  padding: 12px 12px 6px;
  font-weight: bold;
  min-width: 4rem;
}

.countdown .box div {
  font-size: 10px;
}

.countdown-hidden {
  display: none;
}