JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://code.jquery.com/jquery-1.8.2.js"></script>
<svg><circle class="class" cx="50" cy="50" r="50"></circle></svg>

JavaScript

$(function(){
    $("body").on("mouseenter mouseleave", "circle.class", function(event){
        $(this).css("fill", event.type == "mouseenter" ? "red" : "black");
    });
});