JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li id='alpha'>Alpha</li>
    <li id='gamma' class='particle'>Gamma</li>
    <li id='xray' class='particle'>Xray</li>
    <li id='beta'>Beta</li>
</ul>

JavaScript

var particles = $('.particle');
$('li').each(function() {
    if (!$(this).is(particles))
        $(this).css('color','red');
});