digraph structs { node [shape=plaintext]; struct1 [label=<<TABLE> <TR> <TD>line 1</TD> <TD BGCOLOR="blue"><FONT COLOR="white">line2</FONT></TD> <TD BGCOLOR="gray"><FONT POINT-SIZE="24.0">line3</FONT></TD> <TD BGCOLOR="yellow"><FONT POINT-SIZE="24.0" FACE="ambrosia">line4</FONT></TD> <TD> <TABLE CELLPADDING="0" BORDER="0" CELLSPACING="0"> <TR> <TD><FONT COLOR="green">Mixed</FONT></TD> <TD><FONT COLOR="red">fonts</FONT></TD> </TR> </TABLE> </TD> </TR> </TABLE>>]; }