* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        header {
            background: linear-gradient(135deg, #0f2b5b 0%, #1a4393 100%);
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 24px;
            font-weight: 700;
            background: linear-gradient(90deg, #ffcc00, #ff9900);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
            letter-spacing: 0.5px;
        }
        .nav-menu {
            display: flex;
            list-style: none;
        }
        .nav-menu li {
            margin-left: 20px;
        }
        .nav-menu a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            padding: 5px 10px;
            border-radius: 4px;
        }
        .nav-menu a:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
        }
        .hero {
            background: url('https://example.com/fifa-mobile-hero.jpg') no-repeat center center;
            background-size: cover;
            height: 400px;
            display: flex;
            align-items: center;
            position: relative;
            color: white;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.4));
        }
        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
        }
        .hero h1 {
            font-size: 48px;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }
        .hero p {
            font-size: 18px;
            margin-bottom: 30px;
        }
        .btn {
            display: inline-block;
            padding: 12px 24px;
            background-color: #ffcc00;
            color: #333;
            text-decoration: none;
            border-radius: 4px;
            font-weight: 600;
            transition: all 0.3s ease;
            margin-right: 15px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }
        .btn:hover {
            background-color: #ff9900;
            transform: translateY(-2px);
        }
        .btn-secondary {
            background-color: transparent;
            border: 2px solid white;
            color: white;
        }
        .btn-secondary:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        .highlight-box {
            background-color: #f0f7ff;
            border-left: 4px solid #1a4393;
            padding: 20px;
            margin: 20px 0;
            border-radius: 4px;
        }
        .tip-box {
            background-color: #fff8e6;
            border-left: 4px solid #ffcc00;
            padding: 20px;
            margin: 20px 0;
            border-radius: 4px;
        }
        .warning-box {
            background-color: #fff0f0;
            border-left: 4px solid #ff4d4d;
            padding: 20px;
            margin: 20px 0;
            border-radius: 4px;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
        }
        th, td {
            padding: 12px 15px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        th {
            background-color: #0f2b5b;
            color: white;
        }
        tr:nth-child(even) {
            background-color: #f2f2f2;
        }
        .img-container {
            margin: 20px 0;
            text-align: center;
        }
        .img-container img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        }
        .img-caption {
            font-size: 14px;
            color: #666;
            margin-top: 10px;
            font-style: italic;
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 36px;
            }
            table {
                display: block;
                overflow-x: auto;
                white-space: nowrap;
            }
        }
        footer {
            background-color: #0f2b5b;
            color: white;
            padding: 40px 0 20px;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
        }
        .footer-section {
            flex: 1 1 300px;
        }
        .footer-section h3 {
            color: white;
            margin-top: 0;
            border-bottom: 2px solid #ffcc00;
            padding-bottom: 10px;
            margin-bottom: 15px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        .footer-links a:hover {
            color: white;
        }
        .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag {
            background-color: #e9ecef;
            color: #495057;
            padding: 5px 10px;
            border-radius: 20px;
            font-size: 14px;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        .tag:hover {
            background-color: #dee2e6;
        }
        .copyright {
            text-align: center;
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 14px;
            color: #ccc;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 15px;
            }
            .nav-menu.active {
                display: flex;
            }
            .nav-menu li {
                margin: 10px 0;
                margin-left: 0;
            }
            .menu-toggle {
                display: block;
                position: absolute;
                right: 15px;
                top: 15px;
            }
            .footer-container {
                flex-direction: column;
            }
        }