body{font-family:'Microsoft YaHei',sans-serif;background:#fff;color:#222;margin:0;padding:0;}.container{max-width:1100px;margin:0 auto;padding:16px;}.site-header{background:#004aad;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:10px 20px;}.logo{height:50px;}.nav a{color:#fff;margin-right:16px;text-decoration:none;font-weight:bold;}.hero{background:#eaf2ff;padding:40px 0;text-align:center;}.news-preview h2{color:#004aad;}.articles{display:flex;flex-wrap:wrap;gap:16px;margin-top:16px;}.article-card{width:calc(50% - 8px);text-decoration:none;color:#222;border:1px solid #ddd;border-radius:6px;overflow:hidden;}.article-card img{width:100%;height:auto;}.article-card h3{padding:8px;}.site-footer{text-align:center;background:#f8f8f8;padding:20px;margin-top:40px;}.news-list li{margin:8px 0;}