body {
  font-family: 'Arial', sans-serif;
  background-color: #1a1a1a;
  color: #ffffff;
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

h1 {
  font-size: 2em;
  opacity: 0;
  animation: fadeIn 1.5s ease-in-out forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}