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: #f5f9ff;
        }
        header {
            background-color: #0d47a1;
            color: white;
            padding: 15px;
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .logo {
            font-size: 28px;
            font-weight: bold;
            display: inline-block;
        }
        nav {
            display: inline-block;
            float: right;
        }
        nav a {
            color: white;
            margin-left: 15px;
            text-decoration: none;
        }
        .mobile-menu-btn {
            display: none;
            float: right;
            background: none;
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
        }
        h1 {
            color: #0d47a1;
            margin-top: 30px;
        }
        h2 {
            color: #1565c0;
            border-bottom: 2px solid #e3f2fd;
            padding-bottom: 5px;
        }
        h3 {
            color: #1976d2;
        }
        .download-btn {
            display: inline-block;
            background-color: #4caf50;
            color: white;
            padding: 12px 25px;
            margin: 15px 0;
            border-radius: 5px;
            text-decoration: none;
            font-weight: bold;
        }
        .login-btn {
            display: inline-block;
            background-color: #2196f3;
            color: white;
            padding: 12px 25px;
            margin: 15px 10px;
            border-radius: 5px;
            text-decoration: none;
            font-weight: bold;
        }
        .game-image {
            max-width: 100%;
            height: auto;
            margin: 20px 0;
            border-radius: 8px;
        }
        footer {
            background-color: #0d47a1;
            color: white;
            padding: 20px;
            margin-top: 40px;
            text-align: center;
        }
        .tag {
            display: inline-block;
            background-color: #bbdefb;
            color: #0d47a1;
            padding: 5px 10px;
            margin: 5px;
            border-radius: 15px;
            text-decoration: none;
        }
        @media (max-width: 768px) {
            nav {
                display: none;
                width: 100%;
                float: none;
                text-align: center;
                margin-top: 15px;
            }
            nav.active {
                display: block;
            }
            .mobile-menu-btn {
                display: block;
            }
            .download-btn, .login-btn {
                display: block;
                width: 80%;
                margin: 10px auto;
                text-align: center;
            }
        }