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8px;color:#666;font-size:1.2rem}.text-center{text-align:center}.text-muted{color:#999;font-size:.9rem}.mb-10{margin-bottom:10px}.mb-20{margin-bottom:20px}.mt-20{margin-top:20px}.hidden{display:none!important}.flex{display:flex}.flex-center{display:flex;justify-content:center;align-items:center}.flex-between{display:flex;justify-content:space-between;align-items:center}.gap-10{gap:10px}.gap-20{gap:20px}.wheel-quiz-footer{text-align:center;padding:20px;color:#666;font-size:.9rem;border-top:1px solid #ddd}.wheel-quiz-footer p{margin:5px 0}@media (max-width: 768px){.wheel-quiz-page{padding:10px}.wheel-quiz-header{padding:20px 15px;margin-bottom:20px}.wheel-quiz-header h1{font-size:1.8rem}.quiz-panel{padding:15px}.quiz-panel h2{font-size:1.2rem}.quiz-board{padding:20px}.quiz-question{font-size:1.2rem}}@media (max-width: 480px){.wheel-quiz-header h1{font-size:1.5rem}.quiz-panel h2{font-size:1.1rem}.form-group input,.form-group textarea{padding:10px;font-size:16px}.btn{padding:10px 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Sans,-apple-system,BlinkMacSystemFont,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#000;min-height:100vh;overflow-x:hidden}#root{min-height:100vh}button{font-family:inherit;cursor:pointer}input,select{font-family:inherit}::placeholder{color:#95a5a6;opacity:.8}.hotspot-placeholder{width:32px;height:32px;border-radius:50%;background-color:#0096ffb3;border:2px solid white;cursor:pointer}.hotspot-placeholder:hover{background-color:#0096ff}