JSFiddle - React, Tailwind, and code Playground

HTML

<p class="red">taco</p>
<p class="yellow">burrito</p>
<p class="red yellow">chimichanga</p>

CSS

.red { color: red; }
.yellow { color: yellow; }
/* .red .yellow { color: green; } */
.red.yellow { color: orange; }