JSFiddle - React, Tailwind, and code Playground

HTML

<div id="backdiv">
    <div id="topdiv">
    </div>
</div>

CSS

div {
    width: 300px;
    height: 300px;
}
#backdiv {
    background-color: #f0f;
}

#topdiv {
    height: 50px;
    cursor: pointer;
}

JavaScript

$("#topdiv").click(function() {
    alert("topdiv clicked!");                   
});