/* Default background (Mobile) */
body {
  background-image: url('tausta3.JPG');
  background-size: cover;
  background-repeat: no-repeat;
}

/* Tablet devices (e.g., 768px and up) */
@media (min-width: 768px) {
  body {
    background-image: url('tausta3.JPG');
	background-size: cover;
    background-repeat: no-repeat;
  }
}

/* Desktop devices (e.g., 1024px and up) */
@media (min-width: 1024px) {
  body {
    background-image: url('tausta.JPG');
	background-size: cover;
  background-repeat: no-repeat;
	background-attachment: fixed;
  }
}