BODY {font-family: sans-serif; font-size: medium; color: black; background-color: white}
H1 {font-family: sans-serif; font-size: xx-large; color: green}
H2 {font-family: sans-serif; font-size: x-large; color: green}
H3 {font-family: sans-serif; font-size: large; color: green}