.assinatura {
	text-decoration: none;
	font-family: Arial;
	font-size: 10px;
	color: #868686;
}
  a.assinatura:link {
	text-decoration: none;
	font-family: Arial;
	font-size: 10px;
	color: #868686;
}
  a.assinatura:visited {text-decoration: none}
  a.assinatura:hover {
  text-decoration: underline; 
  color: #868686;
  }
  a.assinatura:active {text-decoration: none}