JSFiddle - React, Tailwind, and code Playground
by lindychen
HTML
<div class="wcf-order-wrap">
Blah
<div class="wcf-bump-order-content">
Blah2
</div>
</div>
JavaScript
window.addEventListener('load', function (){
if (event.target.classList.contains('wcf-bump-order-content')) { // Step 3
document.getElementsByClassName("wcf-bump-order-content")[0].setAttribute('style', 'display:none !important');
console.log("xxx");}});