img.marco { border: #FF0000; border-style: 
solid; border-top-width: 2px; border-right-width: 2px; border-bottom-width: 2px; 
border-left-width: 2px} 
a:active {  color: #FFFF00; text-decoration: none}
a:link {  color: #FFFF00; text-decoration: none}
a:visited {  color: #FFFF00; text-decoration: none}
a:hover {  color: #FFFF00; text-decoration: underline}