events.css

#sysbar_overlay .event_christmas calendar > grid {
	box-shadow: 0px 10px 10px -10px inset black;
	background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 1px, transparent 1px) 0px 0px;
	background-color: rgba(20, 20, 23, 1);
	background-repeat: repeat;
	background-size: 32px 32px;
	animation: snow 10s linear infinite;
	border-bottom: 1px solid @borders;
}

#sysbar_overlay .event_christmas calendar .day-number {
	color: rgba(255, 255, 255, 0.85);
}
#sysbar_overlay .event_christmas calendar .other-month {
	color: rgba(255, 255, 255, 0.3);
}

@keyframes snow {
	0% {
		background-position: 5px 5px;
	}

	100% {
		background-position: 50px 100px;
	}
}