body { font-family: 'Arial', sans-serif; line-height: 1.6; margin: 0; padding: 0; color: #333; background-color: #f5f5f5; }
        header { background-color: #ff6b35; color: white; padding: 1rem; text-align: center; position: sticky; top: 0; }
        .logo { font-size: 2rem; font-weight: bold; text-transform: uppercase; }
        nav { display: flex; justify-content: space-around; padding: 0.5rem; }
        nav a { color: white; text-decoration: none; }
        .mobile-menu { display: none; background: #333; color: white; padding: 0.5rem; cursor: pointer; }
        main { padding: 1rem; max-width: 1200px; margin: 0 auto; }
        h1 { color: #ff6b35; border-bottom: 2px solid #ff6b35; padding-bottom: 0.5rem; }
        h2 { color: #e84a5f; margin-top: 1.5rem; }
        h3 { color: #2a363b; }
        .download-btn, .login-btn { display: inline-block; padding: 0.8rem 1.5rem; margin: 1rem 0; background-color: #ff6b35; color: white; text-decoration: none; border-radius: 5px; }
        .image-container { text-align: center; margin: 1.5rem 0; }
        img { max-width: 100%; height: auto; }
        footer { background-color: #2a363b; color: white; text-align: center; padding: 1.5rem; }
        .tags { margin: 1rem 0; }
        .tag { background-color: #e84a5f; color: white; padding: 0.3rem 0.6rem; margin: 0.2rem; display: inline-block; border-radius: 3px; }
        @media (max-width: 768px) {
            nav { display: none; flex-direction: column; }
            .mobile-menu { display: block; }
            .nav-active { display: flex; }
        }