JSFiddle - React, Tailwind, and code Playground

HTML

<div style="background: yellow">
Some test
no linebreaks
</div>

<br>

<!-- Pay attention to code formatting & indentation... -->
<div class="white-space-pre" style="background: green">Some test
with linebreaks</div>

<br>

<!-- ... or you might get some undesired effects -->
<div class="white-space-pre" style="background: red">
    Some test
    with linebreaks
</div>

CSS

.white-space-pre {
    white-space: pre-wrap;
}