#qdf-quiz-container {
  max-width: 700px;
  margin: auto;
  font-family: Arial, sans-serif;
  padding: 20px;
  background: #f9f9f9;
  border-radius: 10px;
}
#qdf-quiz-container h2 {
  text-align: center;
}
.qdf-question {
  margin-bottom: 20px;
}
.qdf-label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
}
.qdf-result {
  margin-top: 20px;
  padding: 15px;
  background: #e0ffe0;
  border: 1px solid #00cc66;
  border-radius: 8px;
}
.qdf-note {
  font-size: 0.8em;
  color: #666;
  margin-top: 20px;
  text-align: center;
}