body{background:url('https://images.gptkong.com/cloud/background.png') repeat-y;background-size:100% auto;background-position:top center;margin:0;padding:0;font-family:"Arial",sans-serif;color:#333}nav{display:flex;align-items:center;justify-content:space-between;background:linear-gradient(90deg,#FFA500,#FFC107);padding:1px 20px;box-shadow:0 2px 5px rgba(0,0,0,0.1)}nav img.logo{width:40px;height:40px;margin:5px 30px 5px 5px}nav ul{list-style:none;margin:0;padding:0;display:flex;margin-right:30px}nav ul li{margin:0 10px}nav ul li a{text-decoration:none;color:#fff;font-weight:bold;transition:color 0.3s}nav ul li a:hover{color:#333}article{max-width:960px;margin:20px auto;background:rgba(255,255,255,0.9);padding:20px;box-shadow:0 2px 8px rgba(0,0,0,0.1);border-radius:8px}section{margin-bottom:30px;padding:15px;background:linear-gradient(135deg,#FFF3E0,#FFF8E1);border-radius:6px}h2{font-size:18px;margin-bottom:10px;background:linear-gradient(90deg,#FFB74D,#FF8A65);-webkit-background-clip:text;-webkit-text-fill-color:transparent}table#brandInfoTable{max-width:960px;margin:20px auto;background:rgba(255,255,255,0.95);border-collapse:collapse;box-shadow:0 2px 5px rgba(0,0,0,0.1)}table#brandInfoTable th,table#brandInfoTable td{border:1px solid #ddd;padding:10px}table#brandInfoTable th{white-space:nowrap;text-align:left;background:#FFECB3}table#brandInfoTable td{white-space:normal;word-wrap:break-word}.product-table{width:100%;border-collapse:collapse;margin-top:20px}.product-table th,.product-table td{border:1px solid #ccc;padding:8px}.product-table th{background:#FFE0B2;white-space:nowrap;text-align:left}ul.recommend-list{padding-left:20px}ul.recommend-list li{margin-bottom:5px}#brand-product-list{list-style:none;padding:0;margin:20px auto;max-width:960px;background:#FFFDE7;display:flex;flex-wrap:wrap;justify-content:space-between}#brand-product-list li{width:calc(25% - 10px);margin-bottom:20px;background:#FFF9C4;border:1px solid #FFECB3;border-radius:6px;box-shadow:0 1px 3px rgba(0,0,0,0.1);transition:transform 0.3s ease}#brand-product-list li:hover{transform:scale(1.05)}#brand-product-list li a{text-decoration:none;color:#333;display:block;padding:10px}#brand-product-list .product-image img{width:100%;border-radius:4px}#brand-related-list{max-width:960px;margin:20px auto;background:#E8F5E9;border-collapse:collapse;box-shadow:0 2px 5px rgba(0,0,0,0.1)}#brand-related-list caption{font-weight:bold;padding:10px;background:#C8E6C9}#brand-related-list th,#brand-related-list td{border:1px solid #ccc;padding:8px;text-align:left}.brand-feedback{width:100%;text-align:center;margin:40px 0}.brand-feedback a{text-decoration:none;display:inline-block;background:linear-gradient(90deg,#FFB74D,#FFA726);color:#fff;padding:10px 20px;margin:5px;border-radius:4px;transition:background 0.3s}.brand-feedback a:hover{background:linear-gradient(90deg,#FFA726,#FFB74D)}img.demo-img{width:100%;max-width:900px;min-width:500px;border-radius:8px;box-shadow:0 2px 5px rgba(0,0,0,0.2);margin:20px auto;display:block;transition:transform 0.3s}img.demo-img:hover{transform:scale(1.02)}@media (max-width:768px){nav ul{display:none}article{padding:10px}#brand-product-list li{width:calc(50% - 10px)}}@media (max-width:480px){#brand-product-list li{width:100%;margin-bottom:15px}}