.loading-image-xs,
.loading-image-sm,
.loading-image-md,
.loading-image-lg{
	background-image: url("/img/loading.gif");
	background-position: center;
	background-size: contain;
	background-repeat: no-repeat;
}
.loading-image-xs{
	height: 20px;
}
.loading-image-sm{
	height: 30px;
}
.loading-image-md{
	height: 40px;
}
.loading-image-lg{
	height: 80px;
}