body{margin:0;padding:0;background:url('https://images.gptkong.com/cloud/background.png') repeat-y;background-size:100% auto;background-position:top center;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;color:#333}nav{background:linear-gradient(to right,#e0f7fa,#fff);padding:1px 20px;display:flex;align-items:center}nav img{width:40px;height:40px;margin:5px 30px 5px 5px}nav ul{list-style:none;display:flex;margin:0;padding:0;flex-grow:1;margin-right:30px}nav ul li{margin:0 15px}nav ul li a{text-decoration:none;color:#00796B;font-size:16px;transition:color 0.3s}nav ul li a:hover{color:#004D40}#brandInfoTable{max-width:960px;margin:20px auto;background-color:rgba(255,255,255,0.9);border-collapse:collapse;box-shadow:0 4px 8px rgba(0,0,0,0.1)}#brandInfoTable th,#brandInfoTable td{padding:10px 15px;border:1px solid #ddd}#brandInfoTable th{white-space:nowrap;text-align:left;background-color:#f1f1f1}#brandInfoTable td{white-space:normal;word-wrap:break-word}article{max-width:960px;margin:30px auto;padding:20px;background:linear-gradient(135deg,#fff,#e0f7fa);box-shadow:0 2px 6px rgba(0,0,0,0.1)}article section{margin-bottom:40px;padding:20px;background:rgba(255,255,255,0.95);border-radius:5px;transition:background 0.5s}article section:hover{background:rgba(255,255,255,1)}article h2{font-size:18px;margin-bottom:15px;color:#00796B}article p{font-size:16px;line-height:1.6}table#product-table{width:100%;border-collapse:collapse;margin-top:20px}table#product-table th,table#product-table td{padding:10px;border:1px solid #ccc}table#product-table th{white-space:nowrap;text-align:left;background-color:#f9f9f9}ul.market-strategy{list-style-type:decimal;margin-left:20px}#brand-product-list{max-width:960px;margin:30px auto;padding:0;display:flex;flex-wrap:wrap;justify-content:space-between;background-color:rgba(255,255,255,0.9)}#brand-product-list li{list-style:none;width:22%;margin-bottom:20px;background:#fff;border:1px solid #ddd;border-radius:5px;transition:transform 0.3s}#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%;max-width:100%;border-radius:5px;box-shadow:0 4px 8px rgba(0,0,0,0.1)}#brand-product-list .product-name{text-align:center;margin-top:10px;font-size:14px}#brand-related-list{max-width:960px;margin:30px auto;background-color:rgba(255,255,255,0.9);border-collapse:collapse;box-shadow:0 4px 8px rgba(0,0,0,0.1)}#brand-related-list caption{font-size:18px;padding:10px;color:#00796B}#brand-related-list th,#brand-related-list td{padding:10px;border:1px solid #ddd}#brand-related-list th{white-space:nowrap;text-align:left;background-color:#f1f1f1}#brand-related-list td{white-space:normal;word-wrap:break-word}.brand-feedback{max-width:960px;margin:30px auto;text-align:center}.brand-feedback a{display:inline-block;margin:0 10px;padding:10px 20px;background:linear-gradient(45deg,#80deea,#e0f7fa);border-radius:5px;color:#00796B;font-size:16px;text-decoration:none;transition:background 0.3s,box-shadow 0.3s}.brand-feedback a:hover{background:linear-gradient(45deg,#4dd0e1,#b2ebf2);box-shadow:0 4px 8px rgba(0,0,0,0.2)}.brand-feedback a img{vertical-align:middle;margin-right:5px}section#chapter-navigation{max-width:960px;margin:30px auto;padding:10px;background:linear-gradient(to right,#e0f7fa,#fff);border-radius:5px}section#chapter-navigation ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;justify-content:space-around}section#chapter-navigation ul li{margin:5px 10px}section#chapter-navigation ul li a{text-decoration:none;color:#00796B;font-size:16px;padding:5px 10px;border-radius:3px;transition:background 0.3s}section#chapter-navigation ul li a:hover{background:#b2ebf2}img.responsive{width:100%;max-width:900px;display:block;margin:20px auto;border-radius:8px;box-shadow:0 4px 10px rgba(0,0,0,0.2);transition:transform 0.3s}img.responsive:hover{transform:scale(1.02)}@media (max-width:768px){nav ul{display:none}#brand-product-list li{width:46%}}@media (max-width:480px){#brand-product-list li{width:96%}section#chapter-navigation ul{flex-direction:column;align-items:center}}