.overlay-class.overlay-class-1::before {
	background: rgba(0,0,0, 0.5) url(./overlays/1.png) repeat;
}

.overlay-class.overlay-class-2::before {
	background: rgba(255,255,255, 0.5);
}

.overlay-class.overlay-class-3::before {
	background: rgba(0,0,0, 0.5);
}