<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/markdown-it/10.0.0/markdown-it.min.js"></script>
<link href="https://cdnjs.cloudflare.com/ajax/libs/prism/1.20.0/themes/prism.min.css" rel="stylesheet" />
<link href="https://cdnjs.cloudflare.com/ajax/libs/prism/1.20.0/plugins/line-numbers/prism-line-numbers.min.css" rel="stylesheet" />
<script>
var text = `
Hello world!
`
</script>
</head>
<body>
<style>
* {
font: 22px normal sans-serif;
}
#content {
width:100%;
column-count:1;
/*height:500px;*/
}
.today {
float:left;
}
</style>
<div id="content">
</div>
<script>
var md = markdownit({
html: true,
linkify: true,
typographer: true
});
text_html = md.render(text)
document.getElementById('content').innerHTML = text_html
</script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/2.0.4/clipboard.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.20.0/plugins/copy-to-clipboard/prism-copy-to-clipboard.min.js"></script>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.20.0/plugins/autoloader/prism-autoloader.min.js"></script>
</body>
</html>