body {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  background-image: url("background.jpg");
}

video {
  position: fixed;
  right: 0;
  bottom: 0;
  min-width: 100%;
  min-height: 100%;
  z-index: -1;
}

a {
  font-family: Roboto;
  font-size: 80px;
  font-weight: 500;
  color: white;
  text-shadow: 0 0 20px black;
  text-decoration: none;
}

p {
  font-family: Roboto;
  font-size: 40px;
  font-weight: 500;
  color: white;
  text-shadow: 0 0 20px black;
}

#hidden {
  display: none;
}

#hidden:target {
  display: block;
}