body {
  font-family: Arial, sans-serif;
  background: #0f172a;
  color: #f1f5f9;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}
.container {
  text-align: center;
  padding: 20px;
}
.question-box {
  margin: 20px 0;
  font-size: 1.5em;
}
button {
  background: #3b82f6;
  border: none;
  padding: 10px 20px;
  margin: 10px;
  font-size: 1em;
  border-radius: 5px;
  color: white;
  cursor: pointer;
}
button:hover {
  background: #2563eb;
}