.demo-container[data-v-520e1c54]{max-width:800px;margin:0 auto;padding:20px;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.demo-section[data-v-520e1c54]{margin-bottom:30px;padding:20px;border:1px solid #e0e0e0;border-radius:8px;background-color:#f8f9fa}.demo-section h2[data-v-520e1c54]{color:#333;margin-top:0}.button-group[data-v-520e1c54]{text-align:center;margin:20px 0}.btn[data-v-520e1c54]{padding:12px 24px;border:none;border-radius:5px;cursor:pointer;font-size:16px;transition:all .3s ease}.btn-primary[data-v-520e1c54]{background-color:#007bff;color:#fff}.btn-primary[data-v-520e1c54]:hover{background-color:#0056b3}ul[data-v-520e1c54]{padding-left:20px}li[data-v-520e1c54]{margin-bottom:8px}