JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://ajax.aspnetcdn.com/ajax/jquery.ui/1.8.16/themes/base/jquery-ui.css">
<div id="dialog" title="Header">
My Window
</div>

JavaScript

$(document).ready(function () {
    $('#dialog').dialog();
    $(document).keydown(function (event) {
        var dialog = $('#dialog');
        if (dialog.dialog('isOpen')) {
            if (event.keyCode === 13) {
                dialog.dialog('close');
            }
        }
    });
});