JSFiddle - React, Tailwind, and code Playground

HTML

<div class="cards_back">TEST</div>

JavaScript

$(document).ready(function() {

    $(document).keyup(function(e) {
        switch(e.which) {
            case 37:
                alert('left');
                break;
            case 39:
                alert('right');
                break;

            case 32:
                alert('spacebar');
                break;
            default:
                //alert('key code: ' + e.keyCode);
                break;
                
        }
     });
});