a:link {
 font-family: Arial, Verdana, Helvetica, sans-serif;
 font-size: 13px;
 font-weight: bold;
 text-decoration: none;
 text-align: center;
 color: #AFAFAF;
}
a:visited {
font-family: Arial, Verdana, Helvetica, sans-serif;
 font-size: 13px;
 font-weight: bold;
 text-decoration: none;
 text-align: center;
 color: #AFAFAF;
}
a:hover {
font-family: Arial, Verdana, Helvetica, sans-serif; 
 font-size: 13px;
 font-weight: bold;
 text-decoration: none;
 text-align: center;
 color: #FFFFFF;
 background: #000000;