body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .logo { font-size: 28px; font-weight: bold; color: #FF6B35; text-shadow: 1px 1px 2px #ccc; margin: 20px 0; }
        nav { background: #F8F1FF; padding: 15px; border-radius: 8px; margin-bottom: 30px; }
        nav a { margin: 0 15px; text-decoration: none; color: #4A148C; font-weight: bold; }
        .mobile-nav { display: none; }
        h1 { color: #4A148C; border-bottom: 3px solid #FF6B35; padding-bottom: 10px; }
        h2 { color: #7B1FA2; margin-top: 35px; }
        h3 { color: #9C27B0; }
        .btn { display: inline-block; padding: 12px 25px; background: #FF6B35; color: white; border-radius: 5px; text-decoration: none; margin: 15px 0; }
        .btn:hover { background: #E65100; }
        .download-btn { background: #2E7D32; }
        .login-btn { background: #1565C0; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        .gallery { display: flex; flex-wrap: wrap; gap: 15px; }
        .gallery img { width: 48%; }
        footer { margin-top: 50px; padding: 20px; background: #EDE7F6; border-radius: 8px; }
        .copyright { text-align: center; margin-top: 20px; font-size: 14px; color: #666; }
        @media (max-width: 768px) {
            nav { display: none; }
            .mobile-nav { display: block; background: #F8F1FF; padding: 15px; text-align: center; }
            .gallery img { width: 100%; }
        }