body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; margin: 0; padding: 0; background-color: #f5f0e6; }
        .header { background-color: #8b4513; color: white; padding: 15px; text-align: center; position: relative; }
        .logo { font-size: 28px; font-weight: bold; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
        .nav { display: flex; justify-content: center; gap: 20px; margin-top: 10px; }
        .nav a { color: white; text-decoration: none; }
        .mobile-nav-toggle { display: none; position: absolute; top: 15px; right: 15px; background: none; border: none; color: white; font-size: 24px; cursor: pointer; }
        .container { max-width: 1200px; margin: 20px auto; padding: 0 20px; }
        h1 { color: #8b4513; border-bottom: 3px solid #d2b48c; padding-bottom: 10px; }
        h2 { color: #a0522d; margin-top: 30px; }
        h3 { color: #cd853f; margin-top: 25px; }
        .download-btn, .login-btn { display: inline-block; padding: 12px 25px; margin: 15px 0; background-color: #8b4513; color: white; text-decoration: none; border-radius: 5px; font-weight: bold; }
        .download-btn:hover, .login-btn:hover { background-color: #a0522d; }
        .image-container { text-align: center; margin: 25px 0; }
        .image-container img { max-width: 100%; height: auto; border: 3px solid #d2b48c; border-radius: 8px; }
        .table-container { overflow-x: auto; margin: 20px 0; }
        table { width: 100%; border-collapse: collapse; }
        th, td { border: 1px solid #ddd; padding: 12px; text-align: left; }
        th { background-color: #d2b48c; }
        tr:nth-child(even) { background-color: #f9f9f9; }
        .community-post { background-color: white; padding: 15px; margin: 20px 0; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
        .footer { background-color: #8b4513; color: white; text-align: center; padding: 20px; margin-top: 30px; }
        .footer a { color: #f5f0e6; text-decoration: none; }
        @media (max-width: 768px) {
            .nav { flex-direction: column; align-items: center; }
            .mobile-nav-toggle { display: block; }
            .nav.hidden { display: none; }
        }