#index1 {
  background-color: #000035;
  color: white;
}

#index2 {
  background-color: black;
  color: white;
}

body {
  background-color: black;
}

#d1 {
  width: 50%;
  text-align: center;
}

.caption {
  width: 50%;
  text-align: center;
  font-size: 1.5em;
}

.link, .link:visited, .link:active, .link:hover {
  color: white;
  text-decoration: none;
  font-size: 0.8em;
}