.leaflet-div-icon {
	background: transparent;
	border: none;
}

.leaflet-marker-icon .number{
	color: #FFFFFF;
	position: relative;
	top: -32px;
	font-size: 12px;
	font-weight: bold;
	width: 28px;
	text-align: center;
}
        
/* korrektion for the size */
.leaflet-tooltip-left {
	margin-left: -18px;
}
.leaflet-tooltip-right {
	margin-left: 18px;
}