.leaflet-round-number-marker
{
	-webkit-border-radius: 50%; 
    -moz-border-radius: 50%; 
	border-radius: 50%;
	border: 1px solid #777777;
	text-align: center;
	font-weight: bold;
	display: table;
}

.leaflet-round-number-marker > div 
{
	display: table-cell;
  	vertical-align: middle;
}