JSFiddle - React, Tailwind, and code Playground

HTML

<div class="parent">
    <div class="floating_column">
        Floating content.
        <p>Paragraph.</p>
        <p>Paragraph.</p>
        <p>Paragraph.</p>
        <p>Paragraph.</p>
    </div>
    Parent block static content.
</div>
<div class="next element">
    Next element.
</div>

CSS

div.parent{
    background-color: #ff0
}
div.floating_column{
    float: left;
    background-color: #0f0
}