JSFiddle - React, Tailwind, and code Playground
HTML
<form>
<p>
<label>Name:</label> <input type="text">
<label>Age:</label> <input type="number">
<span class="remove">Remove</span>
</p>
<p>
<span class="add">Add fields</span>
</p>
</form>
JavaScript
$(".add").click(function() {
$("form > p:first-child").clone(true).insertBefore("form > p:last-child");
return false;
});
$(".remove").click(function() {
$(this).parent().remove();
});