JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
 </div>
<input type="button" class="add" value="add!"/>

CSS

.container{
    width:200px;
    max-height:200px;
    border:1px solid red;
    overflow-y:scroll;
}

JavaScript

var i=0;
$(".add").click(function(){
    i++;
    var s ="<p>added value "+i+" ! </p>";
    $(".container").append(s);
});