JSFiddle - React, Tailwind, and code Playground

HTML

<div class="add">
    Add item
</div>

<div class="container">
    
</div>

CSS

.add{
    background: brown;
    width: 80px;
    padding: 5px 10px;
    margin-bottom: 20px;    
}

.box{
    width: 100px;
    height: 100px;
    background: yellow;
    margin-bottom: 20px;
}

.remove{
    padding: 0px 5px;
    background: green;
    float: right;
    color: #FFFFFF;
}

JavaScript

$('.add').click(function(e){
	e.preventDefault();
	
	var box = '<div class="box"><div class="remove">x</div></div>'
	$('.container').append(box)
});


$('.remove').click(function(){
	alert("remove");
});