body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #0f172a;
  color: white;
}

h1 {
  font-size: 3rem;
}

a {
  color: white;
  text-decoration: none;
  opacity: 0.8;
}

a:hover {
  opacity: 1;
}