.result-box.show{display:block;animation:slideIn .5s ease}.flip-card.flipped{transform:rotateY(180deg)}.myth-card.revealed .myth-answer{display:block}.quiz-option.correct{background:#d4edda;border-color:#27ae60}.quiz-option.incorrect{background:#f8d7da;border-color:#e74c3c}.island-info.show{display:block;animation:slideIn .5s ease}