body
{
	font-family: Arial, Sans-Serif;
	margin: 0;
}
#container{ width: 700px; margin: 40px auto; }
h1{ font-size: 1.5em; font-weight: bold; }
hr{ clear: both; }

.thumbnails a
{
	display: block;
	float: left;
	margin: 4px;
}
.thumbnails a img{ border: solid 1px Black; }
.thumbnails a:hover img{ border: solid 1px #aaa }