body {
  font: 8pt arial, helvetica, sans-serif;
  color: #aaa;
  margin: 0 0 0 0px; 
  text-align: center;
  background-color: #ffffff;
}

a.enlace {
  color: #aaa;
  text-decoration: none;
}

a.enlace:hover {
  color: #333;
  text-decoration: none;
}