JSFiddle - React, Tailwind, and code Playground

HTML

<a href="javascript:toggleDiv('defaultTab-28')">Click me to toggle the div that will be appended in 5 seconds.</a>

JavaScript

function toggleDiv(id){
    $("#" + id).toggle();
}
    
    setTimeout(function(){
        $("body").append("<div id='defaultTab-28'>I'm the div!!!</div>");
    },5000);