lumn-count: 2;
        }
    </style>
</head>
<body>
    <header>
        <h4>This is the header</h4>
    </header>
    <h1>This is the content</h1>
    <!-- main content in the document
        bound from the parameter 'content' -->
    <div class='content' style="white-space: pre-wrap">{{content}}</div>
    <footer>
        <h4>This is the footer</h4>
    </footer>

</body>

</html>