body {
  text-align: center;
}

.download {
  margin-top: 50px;
}

.download a {
  font-size: 30px;
  color: white;
  background-color: black;
  text-decoration: none;
  padding: 10px;
  transition-duration: .2s;
}

.download a:hover {
    background-color: rgb(245, 245, 127);
    color: black;
}