*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:#333;background:url('https://images.gptkong.com/cloud/background.png') repeat-y;background-size:100% auto;background-position:top center;padding:0}nav{width:100%;background:linear-gradient(to right,#98fb98,#f5f5dc);display:flex;align-items:center;justify-content:space-between;padding:1px 20px;position:fixed;top:0;left:0;z-index:1000;box-shadow:0 2px 4px rgba(0,0,0,0.1)}nav img{width:40px;height:40px;margin:5px 30px 5px 5px}nav ul{list-style:none;display:flex;margin-right:30px}nav ul li{margin:0 15px}nav ul li a{text-decoration:none;color:#2e8b57;font-size:16px;transition:color 0.3s}nav ul li a:hover{color:#ff4500}#brandInfoTable{max-width:960px;margin:80px auto 40px;width:90%;background-color:rgba(255,255,255,0.9);border-collapse:collapse;box-shadow:0 4px 8px rgba(0,0,0,0.1);border-radius:8px;overflow:hidden}#brandInfoTable th,#brandInfoTable td{padding:12px 15px;border:1px solid #ddd}#brandInfoTable th{background-color:#f0e68c;color:#2e8b57;white-space:nowrap;text-align:left}#brandInfoTable td{white-space:normal;word-wrap:break-word}.product-table{width:100%;border-collapse:collapse;background-color:rgba(245,245,220,0.9);margin:20px 0}.product-table th,.product-table td{border:1px solid #ccc;padding:10px;text-align:left}.product-table th{background-color:#f0e68c;color:#2e8b57}.ordered-list{background-color:rgba(245,245,220,0.9);padding:15px;border-radius:5px;list-style-type:decimal;margin:20px 0}.ordered-list li{margin-bottom:10px}.chapter-nav{max-width:960px;margin:20px auto;display:flex;flex-wrap:wrap;gap:10px}.chapter-nav a{text-decoration:none;background:linear-gradient(45deg,#98fb98,#f5f5dc);color:#2e8b57;padding:10px 20px;border-radius:20px;transition:transform 0.3s,background 0.3s}.chapter-nav a:hover{transform:scale(1.05);background:linear-gradient(45deg,#ff7f50,#f5f5dc)}section{max-width:960px;margin:20px auto;padding:20px;background-color:rgba(255,255,255,0.95);border-radius:10px;box-shadow:0 4px 8px rgba(0,0,0,0.1);position:relative;overflow:hidden}section h2{color:#2e8b57;margin-bottom:15px;position:relative;padding-bottom:10px}section h2::after{content:'';display:block;width:50px;height:3px;background:linear-gradient(to right,#98fb98,#f5f5dc);position:absolute;bottom:0;left:0}section p{margin-bottom:15px;font-size:16px}.highlight{color:#ff4500;font-weight:bold}.section-img{display:block;max-width:900px;width:100%;height:auto;margin:20px auto;border-radius:10px;box-shadow:0 4px 8px rgba(0,0,0,0.2);transition:transform 0.3s,box-shadow 0.3s}.section-img:hover{transform:scale(1.02);box-shadow:0 8px 16px rgba(0,0,0,0.3)}#brand-product-list{display:flex;flex-wrap:wrap;justify-content:center;gap:20px;background-color:#f5f5dc;padding:20px;border-radius:10px}#brand-product-list li{list-style:none;width:calc(25% - 20px);background:#fff;border:1px solid #ddd;border-radius:8px;overflow:hidden;transition:transform 0.3s}#brand-product-list li:hover{transform:translateY(-5px)}#brand-product-list .product-image img{width:100%;height:auto}#brand-product-list .product-name{padding:10px;text-align:center;font-weight:bold;color:#2e8b57}#brand-related-list{max-width:960px;margin:40px auto;width:90%;border-collapse:collapse;background-color:rgba(255,255,255,0.9);box-shadow:0 4px 8px rgba(0,0,0,0.1);border-radius:8px;overflow:hidden}#brand-related-list caption{caption-side:top;font-size:18px;font-weight:bold;padding:10px;color:#2e8b57}#brand-related-list th,#brand-related-list td{padding:12px 15px;border:1px solid #ddd}#brand-related-list th{background-color:#f0e68c;color:#2e8b57;text-align:left}.brand-feedback{max-width:960px;margin:40px auto;display:flex;justify-content:center;gap:20px}.brand-feedback .btn{display:flex;align-items:center;background:linear-gradient(45deg,#98fb98,#f5f5dc);color:#2e8b57;padding:10px 20px;border:none;border-radius:25px;cursor:pointer;transition:background 0.3s,transform 0.3s;text-decoration:none;font-size:16px}.brand-feedback .btn img{margin-right:8px}.brand-feedback .btn:hover{background:linear-gradient(45deg,#ff7f50,#f5f5dc);transform:scale(1.05)}@media (max-width:768px){nav ul{display:none}.chapter-nav{justify-content:center}#brand-product-list li{width:calc(50% - 20px)}}@media (max-width:480px){#brand-product-list li{width:100%}}