JSFiddle - React, Tailwind, and code Playground

HTML

<form method="POST" action="/echo/html/">
    <div><input type="text" name="foo" value="bar" /></div>
</form>

<input type="button" id="clone" value="Clone it" />

CSS

form {
    border: 1px solid #999;
}
input {
    border: 1px solid #f00;
}
form input {
    border: 1px solid #0f0;
}

JavaScript

$('#clone').click(function () {
    $('form:first').clone().appendTo('body');
});