body { width: 750px; margin: 25px auto; font-family: verdana, arial, sans-serif; }
img { border: 0; }
code, pre { background: #f5f5f5; }
p, li { line-height: 1.4;}
pre { font-size: 0.9em; padding: 5px; overflow: auto; width: 700px;}
ul#nav { padding: 0; margin: 0 0 0 20px; list-style: none; }