body {
  margin: 0;
  padding: 0;
  background: url('background.jpg') no-repeat center center fixed;
  background-size: cover;
  font-family: Arial, sans-serif;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.overlay {
  background-color: rgba(0, 0, 0, 0.6);
  padding: 40px;
  border-radius: 10px;
}

h1 {
  color: white;
  font-size: 3rem;
  text-align: center;
}