JSFiddle - React, Tailwind, and code Playground

by CorFlamberg

HTML

<div class="film-details__emoji-label" for="foobar">div</div>
<label class="film-details__emoji-label" for="foobar">label</label>

CSS

.test {
    color: red;
}

JavaScript

document.querySelector('label.film-details__emoji-label[for="foobar"]').className = 'test';