BODY { background-color: #d3d3d3; color: black; }
:link { color: blue; background-color: inherit; }
:visited { color: purple; background-color: inherit; }
H1 { text-align: center; }
.heading { font-weight: bold; font-size: larger; }
.centered { text-align: center; }
#footer { font-size: smaller; }
UL { list-style-image: url("images/purball.png"); }
UL UL { list-style-image: url("images/redball.png"); }
UL UL UL { list-style-image: url("images/blueball.png"); }
P#xhtml { text-align: right; }
P#xhtml IMG { border-width: 0; }
A.contents { color: gray; margin: 4px; text-decoration: none; }
A.contents:hover { text-decoration: underline; }