h1, h2, h3, h4 {font-family:sans-serif, Arial, Helvetica; color:Olive }
p {font-family:sans-serif, Arial, Helvetica; color:Blue }
tr.gray {font-family:Arial, sans-serif; color: white; background-color:gray; font-size:small }
tr.white {font-family:Arial, sans-serif; color:black; font-size:small}