.submitos {
    color: #ffffff;
    background-color: #000050;
    font-family: verdana, sans-serif, arial, helvetica;
    font-weight: bold;
    font-size: 8pt;
    font-color: #003a54;
        }
.thumbnails a
{
	display: block;
	float: left;
	margin: 4px;
}
.thumbnails a img{ border: solid 1px Black; }
.thumbnails a:hover img{ border: solid 1px #aaa }