filter:shadow(color=
                       aqua
                       black
                       blue
                       fuchsia
                       gray
                       green
                       lime
                       maroon
                       navy
                       olive
                       purple
                       red
                       silver
                       teal
                       yellow
                       white
                       #A0A0A0
                     ,direction=
                       0
                       45
                       90
                       135
                       180
                       225
                       270
                       315
                       360
                     );