a:link {
       color : Black;
       text-decoration : none;
}

a:visited {
       color : Black;
       text-decoration : none;
}

a:hover {
       color : Blue;
       text-decoration : underline;
       font-weight:bold;
}

#tabela {
   border: 1px solid black;
   border-collapse: collapse;
}

#tabela td {
   border: 1px solid black;
   padding: 0px;
}