.advent-calendar {
margin-left:15px;
margin-top:20px;
}

.advent-calendar__day {
	position: relative;
	float: left;
	width: 105px;
	height: 105px;
	margin-top: 0;
	margin-right: 0;
	margin-bottom: 5px;
	margin-left: 5px;
}

.advent-calendar__day--future {
	background-size: contain;
	background-repeat: no-repeat;
}

.advent-calendar__day-number {
	position: absolute;
	bottom: 0;
	right: 0;
	padding: 0.1em;
	font-size: 2.5em;
	line-height: 1;
	background-color: white;
}

.advent-calendar__day a:link span.opened {
display:none;
}

.advent-calendar__day a:visited span.closed, .advent-calendar__day a:hover span.closed, .advent-calendar__day a:active span.closed {
display:none;
}

.advent-calendar__day a:visited span.opened, .advent-calendar__day a:hover span.opened,  .advent-calendar__day a:active span.opened {
display:block;
}