body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            margin: 0;
            padding: 0;
            background-color: #f5f5f5;
        }
        header {
            background-color: #0078D7;
            color: white;
            padding: 1rem;
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .mobile-menu {
            display: none;
        }
        @media (max-width: 768px) {
            .mobile-menu-btn {
                display: block;
            }
            nav ul {
                display: none;
            }
            .mobile-menu.active {
                display: block;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: #0078D7;
                padding: 1rem;
            }
            .mobile-menu.active li {
                padding: 0.5rem 0;
            }
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
        }
        h1 {
            color: #0078D7;
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
        }
        h2 {
            color: #005A9E;
            font-size: 2rem;
            margin: 2rem 0 1rem;
            border-bottom: 2px solid #0078D7;
            padding-bottom: 0.5rem;
        }
        h3 {
            color: #003A6D;
            font-size: 1.5rem;
            margin: 1.5rem 0 0.8rem;
        }
        .cta-buttons {
            margin: 2rem 0;
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .cta-buttons a {
            background-color: #0078D7;
            color: white;
            padding: 0.8rem 1.5rem;
            text-decoration: none;
            border-radius: 5px;
            font-weight: bold;
            transition: background-color 0.3s;
        }
        .cta-buttons a:hover {
            background-color: #005A9E;
        }
        .download-btn {
            background-color: #28A745;
        }
        .download-btn:hover {
            background-color: #218838;
        }
        .login-btn {
            background-color: #17A2B8;
        }
        .login-btn:hover {
            background-color: #138496;
        }
        .image-container {
            margin: 2rem 0;
            text-align: center;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        .stats-box {
            background-color: white;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        .strategy-section {
            background-color: #E9F5FF;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
        }
        .community-post {
            background-color: white;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        footer {
            background-color: #333;
            color: white;
            padding: 2rem;
            text-align: center;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-bottom: 1rem;
            flex-wrap: wrap;
        }
        .footer-links a {
            color: white;
            text-decoration: none;
        }
        .copyright {
            margin-top: 1rem;
            font-size: 0.9rem;
            opacity: 0.8;
        }