body { font-family: Arial, sans-serif; line-height: 1.6; color: #333; margin: 0; padding: 0; background-color: #1a1a2e; }
        .container { max-width: 1200px; margin: 0 auto; padding: 20px; }
        .header { background-color: #e63946; color: white; padding: 15px; text-align: center; font-size: 24px; font-weight: bold; }
        .logo { font-size: 28px; font-weight: bold; color: #fff; text-shadow: 2px 2px 4px #000; }
        .nav { background-color: #16213e; overflow: hidden; }
        .nav a { float: left; display: block; color: white; text-align: center; padding: 14px 16px; text-decoration: none; font-size: 17px; }
        .nav a:hover { background-color: #ddd; color: black; }
        .mobile-nav-toggle { display: none; cursor: pointer; }
        h1 { color: #e63946; font-size: 28px; margin-top: 30px; }
        h2 { color: #45b7d1; font-size: 24px; margin-top: 25px; }
        h3 { color: #ffa500; font-size: 20px; margin-top: 20px; }
        p { margin-bottom: 15px; }
        .download-btn, .login-btn { display: inline-block; background-color: #4CAF50; color: white; padding: 10px 20px; text-align: center; text-decoration: none; font-size: 16px; margin: 10px 0; cursor: pointer; border-radius: 5px; }
        .download-btn:hover, .login-btn:hover { background-color: #45a049; }
        .image-container { text-align: center; margin: 20px 0; }
        .image-container img { max-width: 100%; height: auto; border-radius: 8px; }
        .tags { margin: 20px 0; }
        .tag { display: inline-block; background-color: #555; color: white; padding: 5px 10px; margin-right: 5px; margin-bottom: 5px; border-radius: 3px; text-decoration: none; }
        .footer { background-color: #16213e; color: white; text-align: center; padding: 20px; margin-top: 30px; }
        @media screen and (max-width: 768px) {
            .nav a:not(:first-child) { display: none; }
            .nav a.mobile-nav-toggle { float: right; display: block; }
            .nav.responsive { position: relative; }
            .nav.responsive a { float: none; display: block; text-align: left; }
        }