body.header, body.contents {background: navy}
body {background: lightblue; margin: 0pt; margin-left: 5pt}
.warning {color: red; background: yellow; font-weight: bold}
body.contents A {color: yellow; text-decoration: none}
H1 {color: Navy}
PRE {background: lightgrey; margin-left: -5pt; padding: 5pt}