body{padding:0;margin:0;background:url('https://images.gptkong.com/cloud/background.png') repeat-y;background-size:100% auto;background-position:top center;font-family:'Helvetica Neue',Arial,sans-serif;color:#333}nav{background:linear-gradient(90deg,#7ec850,#A1D490);padding:1px 20px;display:flex;align-items:center;justify-content:space-between}nav img{width:40px;height:40px;margin:5px 30px 5px 5px}nav ul{list-style:none;display:flex;margin:0;margin-right:30px;padding:0}nav ul li{margin:0 10px}nav ul li a{text-decoration:none;color:#fff;font-size:16px;transition:color 0.3s ease}nav ul li a:hover{color:#f4ebc1}article{max-width:960px;margin:20px auto;padding:20px;background:#fff;box-shadow:0 0 10px rgba(0,0,0,0.1)}section{margin-bottom:40px;padding:20px;background:linear-gradient(135deg,#e8f5e9,#f1f8e9);border-radius:8px}section h2{font-size:18px;margin-bottom:15px;color:#2e7d32}section p,section ol{font-size:16px;line-height:1.6;color:#424242}table{width:100%;border-collapse:collapse;margin-top:20px}table,th,td{border:1px solid #ccc}#brandInfoTable{max-width:960px;margin:20px auto;background:rgba(255,255,255,1)}#brandInfoTable th{white-space:nowrap;text-align:left;padding:8px;background:#c8e6c9}#brandInfoTable td{white-space:normal;padding:8px}.product-table th,.product-table td{padding:10px;border:1px solid #ddd}ul,table,ol{margin:10px 0;padding:0}ul#brand-product-list{max-width:960px;margin:20px auto;background:#f9fbe7;display:flex;flex-wrap:wrap;list-style:none;padding:10px}ul#brand-product-list li{flex:1 1 calc(25% - 20px);margin:10px;background:#fff;text-align:center;border:1px solid #e0e0e0;border-radius:8px;box-shadow:0 2px 4px rgba(0,0,0,0.1);transition:transform 0.3s ease}ul#brand-product-list li:hover{transform:translateY(-5px)}ul#brand-product-list li a{text-decoration:none;color:#333;display:block;padding:10px}ul#brand-product-list .product-image img{width:100%;max-width:150px;border-radius:8px;box-shadow:0 2px 4px rgba(0,0,0,0.2)}#brand-related-list{max-width:960px;margin:20px auto;background:#e8f5e9;border-collapse:collapse}#brand-related-list caption{padding:10px;font-size:18px;font-weight:bold;color:#2e7d32}#brand-related-list th,#brand-related-list td{border:1px solid #ccc;padding:8px}.brand-feedback{max-width:960px;margin:20px auto;text-align:center}.brand-feedback a{display:inline-block;margin:10px;padding:8px 15px;border:none;border-radius:4px;text-decoration:none;background:linear-gradient(45deg,#66bb6a,#43a047);color:#fff;font-size:14px;transition:background 0.3s ease}.brand-feedback a:hover{background:linear-gradient(45deg,#43a047,#66bb6a)}.demo-img{display:block;margin:20px auto;width:80%;max-width:900px;min-width:500px;border-radius:8px;box-shadow:0 2px 6px rgba(0,0,0,0.15);transition:transform 0.3s ease}.demo-img:hover{transform:scale(1.02)}@media screen and (max-width:768px){nav ul{display:none}ul#brand-product-list li{flex:1 1 calc(50% - 20px)}}