JSFiddle - React, Tailwind, and code Playground

HTML

<div class="divClass">A</div>
<div class="xxx">
    <span>Text</span>
</div>
<div>
<p font size="6"> Note: For your BTA, indicate the location, within Canada, to which you will be travelling <br> For exception or non-compliance only, indicate where the non-compliance happened or your office location </p>
    <span style="font-size:12px">Text2</span>
</div>

<div class="divClass">C</div>

CSS

.xxx > span  {
    font-size:12px;
}