JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//rawgit.com/js-cookie/js-cookie/v2.0.4/src/js.cookie.js"></script>
<div id="Player1">Player1</div>
<div id="Player2">Player2</div>
<div id="Player3">Player3</div>
<div id="Player4">Player4</div>
<div id="Player7">Player7</div>

CSS

.hidden {
    background-color: yellow;
}

JavaScript

Cookies.set('Player1', '');
Cookies.set('Player5', '');
Cookies.set('Player30', '');

Object.keys(Cookies.get()).forEach(function (idPlayer) {
    $('#' + idPlayer).addClass('hidden');  // $('#' + idPlayer).hide()
})