@keyframes fade-in-up{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes bubble-in{0%{opacity:0;transform:translateY(20px) scale(.8)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes pulse{0%,50%{opacity:1}51%,to{opacity:0}}@keyframes spin{to{transform:rotate(360deg)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:#e5e7eb4d;border-radius:3px}::-webkit-scrollbar-thumb{background:#9ca3af80;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#9ca3afcc}.question-container::-webkit-scrollbar{width:4px}.question-container::-webkit-scrollbar-track{background:transparent}.question-container::-webkit-scrollbar-thumb{background:#9ca3af4d;border-radius:2px}.question-container::-webkit-scrollbar-thumb:hover{background:#9ca3af99}