body {background:#006; color:#ccc;}

h1 {font-size:1.5em; font-family:sans-serif;}
h2 {font-size:1.2em; font-family:sans-serif;}
h3 {font-size:1.0em; font-family:sans-serif;}

a {color:#ccc;}
a:visited {color:#ccc;}
a:hover {color:#666;}

.centre {text-align:center; padding-top:2.5em;}

.nav {font-family:monospace;}