\override Beam #'color = #green
}
voiceFourStyle = {
\override NoteHead #'style = #'cross
\override NoteHead #'color = #magenta
\override Stem #'color = #magenta
\override Beam #'color = #green
}
voiceFourStyle = {
\override NoteHead #'style = #'cross
\override NoteHead #'color = #magenta
\override Stem #'color = #magenta