body {
  background-image: url('/back.png');
  background-repeat: no-repeat;
  background-color: black;
}
a:link {
  color: white;
  background-color: transparent;
  text-decoration: none;
}

a:visited {
  color: white;
  background-color: transparent;
  text-decoration: none;
}

a:hover {
  color: white;
  background-color: transparent;
  text-decoration: underline;
}

a:active {
  color: white;
  background-color: transparent;
  text-decoration: underline;
}