body {
  background: #0f0f0f;
  color: white;
  font-family: Arial;
  text-align: center;
  padding: 40px;
}

button, input {
  margin: 10px;
  padding: 10px;
  border-radius: 8px;
  border: none;
}

button {
  background: #2563eb;
  color: white;
}