body {
	background: no-repeat url("https://lentes.optivisiontunja.com/images/fondo.jpg");
  background-position: top;
}

.button {
  	background-color: #001d7e; /* Azul */
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 18px;
  	border-radius: 12px;
    transition-duration: 0.4s;
}

.button:hover {
  background-color: #fff;
  color: blue;
  border: 2px solid blue; /* Green */

}