JSFiddle - React, Tailwind, and code Playground
HTML
<script src="https://code.jquery.com/jquery-3.0.0.min.js"></script>
<body>
<p id="landing"></p>
</body>
JavaScript
$(document).ready(function () {
$('body').keydown(function () {
if(window.event.altKey == true && window.event.keyCode == 65) {
document.getElementById("landing").innerText = "Alt + A pressed.";
} else {
document.getElementById("landing").innerText = "Alt + A combination not made.";
}
});
});