JSFiddle - React, Tailwind, and code Playground
HTML
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script>
<div id="generalerror" class="validation-advice" style="display:none;">Looks Like Your Payment Method Is Invalid. Please Review Your Information</div>
<span class="showDiv">Show</span>
JavaScript
$(".showDiv").on("click", function(){
$('#generalerror').css({ "display" : "block" }); // This Line
});