If a building is tagged buildng=yes it rendrers in darker colour and with outline, if it is something else (building=appartments/building=garage...) it renderes in a lighter colour and without outline. building=school is rendered (almost?) same as building=yes. Is this intentional? If it is, why?why? Example can be seen [here][1]. [1]: http://www.openstreetmap.org/?lat=49.204433&lon=16.593089&zoom=18&layers=M

If a building is tagged buildng=yes it rendrers in darker colour and with outline, if it is something else (building=appartments/building=garage...) it renderes in a lighter colour and without outline. Is this intentional? If it is, why?