JSFiddle - React, Tailwind, and code Playground

HTML

<p id="p1">Paragraph 1</p>
<p id="p2">Paragraph 2</p>

CSS

#p1:before
{
    content: "foo ";
}

#p2:before
{
    content: "<a href='http://www.google.com'>lol</a>";
}

#p2:after
{
    content: "<script>alert('Hello!');</script>";
}