body {
            margin: 0;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #f4f4f4;
            color: #333;
        }
        header {
            text-align: center;
            padding: 30px;
            background: #667eea;
            color: white;
        }
        header h1 {
            margin: 0;
        }
        .content {
            max-width: 800px;
            margin: 50px auto;
            padding: 20px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        .content h2 {
            color: #667eea;
        }
        .content p {
            line-height: 1.6em;
        }
        a {
            display: inline-block;
            margin-top: 20px;
            padding: 10px 15px;
            background: #667eea;
            color: white;
            text-decoration: none;
            border-radius: 6px;
            transition: background 0.3s;
        }
        a:hover {
            background: #764ba2;
        }
        .icon {
            width: 25px;
            margin-right: 10px;
        }