JSFiddle - React, Tailwind, and code Playground

HTML

<div id="my-div">#my-div, click me</div>
<button id="my-button">add inline style to #my-div</button>

CSS

#my-div {
    border: 1px solid green;
    margin-bottom: 10px;
}

JavaScript

$('my-div').on('click', 'div', function(event, el) {
    var styleAttrVal = el.readAttribute('style');
    if (styleAttrVal) {
        alert(styleAttrVal);
    } else {
        alert('no inline style set!');
    }
});

$('my-button').on('click', function(event) {
    $('my-div').setStyle({backgroundColor: 'yellow'});
});