body { 
  font-family: Arial, sans-serif; 
  background: #f7f7f7; 
  text-align: center; 
  padding: 20px; 
}
h2 { color: #333; }
.quiz-card { 
  background: #fff; 
  padding: 20px; 
  margin: 20px auto; 
  border-radius: 15px; 
  box-shadow: 0 4px 8px rgba(0,0,0,0.1); 
  max-width: 400px; 
}
img { 
  width: 100%; 
  border-radius: 12px; 
  margin-bottom: 15px; 
}
.option-row { 
  display: flex; 
  justify-content: space-between; 
  align-items: center; 
  margin: 8px 0; 
}
button { 
  flex: 1; 
  margin: 0 5px; 
  padding: 12px; 
  font-size: 16px; 
  border: none; 
  border-radius: 10px; 
  cursor: pointer; 
  transition: 0.3s; 
}
.answer-btn { background: #87cefa; }
.answer-btn:hover { background: #4682b4; color: #fff; }
.sound-btn { background: #ffb347; max-width: 80px; }
.sound-btn:hover { background: #ff8c00; color: #fff; }
.result { margin-top: 15px; font-size: 18px; font-weight: bold; }
#nextBtn { display: none; margin-top: 15px; background: #90ee90; }
#nextBtn:hover { background: #2e8b57; color: #fff; }

/* Facebook 공유 버튼 */
.fb-share {
  display:inline-flex; 
  align-items:center; 
  gap:6px; 
  padding:10px 16px; 
  background:#1877F2; 
  color:#fff; 
  text-decoration:none; 
  font-size:16px; 
  font-weight:bold; 
  border-radius:6px;
}