body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; background-color: #f5f5f5; }
        .header { background-color: #ff473e; color: white; padding: 15px; text-align: center; font-size: 24px; font-weight: bold; margin-bottom: 20px; }
        .logo { font-size: 28px; font-weight: 900; letter-spacing: 1px; }
        .nav { display: flex; justify-content: space-around; background-color: #333; color: white; padding: 10px; margin-bottom: 20px; }
        .nav a { color: white; text-decoration: none; }
        .mobile-toggle { display: none; }
        h1 { font-size: 28px; color: #ff473e; margin-bottom: 15px; }
        h2 { font-size: 24px; color: #333; margin-top: 25px; margin-bottom: 15px; }
        h3 { font-size: 20px; color: #555; margin-top: 20px; margin-bottom: 10px; }
        .content { background-color: white; padding: 20px; border-radius: 8px; box-shadow: 0 2px 5px rgba(0,0,0,0.1); }
        .download-btn, .login-btn { display: inline-block; padding: 12px 25px; background-color: #ff473e; color: white; text-decoration: none; border-radius: 5px; margin: 10px 0; text-align: center; }
        .download-btn:hover, .login-btn:hover { background-color: #e03e36; }
        img { max-width: 100%; height: auto; display: block; margin: 20px auto; border-radius: 8px; }
        .footer { margin-top: 30px; padding: 20px; background-color: #333; color: white; text-align: center; }
        .tags { margin: 20px 0; }
        .tag { background-color: #ff473e; color: white; padding: 5px 10px; border-radius: 20px; margin: 5px; display: inline-block; }
        @media (max-width: 768px) {
            .nav { flex-direction: column; display: none; }
            .nav.active { display: flex; }
            .mobile-toggle { display: block; background-color: #333; color: white; padding: 10px; text-align: center; cursor: pointer; }
            body { padding: 10px; }
        }