body {
            font-family: 'Arial', sans-serif;
            line-height: 1.6;
            color: #333;
            margin: 0;
            padding: 0;
            background-color: #f5f5ff;
        }
        header {
            background-color: #2c3e50;
            color: white;
            padding: 1rem;
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .mobile-menu {
            display: none;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu {
                display: block;
            }
        }
        main {
            padding: 1rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        h1, h2, h3 {
            color: #2c3e50;
        }
        h1 {
            font-size: 2.2rem;
            margin-top: 1.5rem;
        }
        h2 {
            font-size: 1.8rem;
            margin-top: 1.2rem;
            border-bottom: 2px solid #3498db;
            padding-bottom: 0.5rem;
        }
        h3 {
            font-size: 1.4rem;
            margin-top: 1rem;
        }
        .button {
            display: inline-block;
            background-color: #3498db;
            color: white;
            padding: 0.8rem 1.5rem;
            margin: 0.5rem 0;
            border-radius: 5px;
            text-decoration: none;
            font-weight: bold;
            transition: background-color 0.3s;
        }
        .button:hover {
            background-color: #2980b9;
        }
        .download-btn {
            background-color: #2ecc71;
        }
        .download-btn:hover {
            background-color: #27ae60;
        }
        .login-btn {
            background-color: #e74c3c;
        }
        .login-btn:hover {
            background-color: #c0392b;
        }
        .stats {
            background-color: #ecf0f1;
            padding: 1rem;
            border-radius: 5px;
            margin: 1rem 0;
        }
        .strategy {
            background-color: #fff8e1;
            padding: 1rem;
            border-left: 4px solid #ffc107;
            margin: 1rem 0;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 5px;
            margin: 1rem 0;
        }
        footer {
            background-color: #2c3e50;
            color: white;
            padding: 1.5rem;
            text-align: center;
            margin-top: 2rem;
        }
        .tags {
            margin: 1rem 0;
        }
        .tag {
            display: inline-block;
            background-color: #3498db;
            color: white;
            padding: 0.3rem 0.8rem;
            margin: 0.2rem;
            border-radius: 15px;
            text-decoration: none;
        }