.contrib-calendar {
  display: inline-flex;       
  flex-direction: column;    
  background-color: rgba(0,0,0,0.3);
  padding: 6px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
    
.week {
  display: flex;
  gap: 4px;
  margin-bottom: 4px;
}
.week:last-child {
  margin-bottom: 0;
}

.day {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  transition: transform .1s;
}
.day:hover {
  transform: scale(1.2);
  z-index: 1;
}