JSFiddle - React, Tailwind, and code Playground

HTML

<div id="adder">click to add elements</div>

<div class="wrapper">
contents:
 <div class="inner">0</div>
</div>

CSS

body { 
    font-family: sans-serif; 
    font-size: 12px;
}

.inner {
    width: 30px;
    background-color: #f0f0f0;
    margin: 4px 0;
}

JavaScript

var $inner = $('.inner').first(),
    $wrapper = $('.wrapper'),
    count = 0;

$wrapper.on('click', '.inner', function(e) {
    alert('click from ' + $(this).text());
});


$('#adder').on('click', function() {
    $wrapper.append($inner.clone().text(++count));
});