nouveau-theatre-de-besancon/assets/css/src/calendar-strip.css

.calendar-strip {
  position: relative;
  background-color: var(--color-yellow);
  box-sizing: border-box;
  width: 100%;
  display: flex;
  align-items: center;
  padding: 2rem var(--margin-body);
  border-top: var(--border);
  border-bottom: var(--border);
}

.calendar-strip__selector {
  flex-shrink: 0;
  display: flex;
  justify-content: space-between;
  width: 10rem;
}

.calendar-strip__days {
  display: flex;
  justify-content: space-evenly;
  width: 100%;
}

.calendar-strip__day {
  transition: opacity 0.2s ease-in-out;
}

.calendar-strip__calendar-btn {
  border: var(--border);
  padding: 0.2rem 0.5rem;
}

.calendar-strip__date {
  position: absolute;
  overflow: hidden;
  left: 0;
  top: 100%;
  width: 100%;
  height: 0;
  padding: 0 var(--margin-body);
  background-color: #fff;
  z-index: -1;
  transition: height .2s ease-in-out;
  border-bottom: var(--border);
}
.calendar-strip__date.open {
  height: 10rem;
}

.calendar-strip__sessions {
  padding: 2rem 0;
}

.calendar-strip__session {
  display: flex;
}

.calendar-strip__session > div {
  width: 100%;
}