JSFiddle - React, Tailwind, and code Playground
by hjjunior
HTML
<div id="my">
<div id="testing">
<span class="c">
i should be black
</span>
</div>
<span class="c">
i should be red
</span>
</br>
<span class="b">
i should be red
</span>
</div>
JavaScript
$('#testing').next('span.c').text('oiiie')