JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://jonathan.tang.name/files/js_keycode/keycode.js"></script>

JavaScript

document.onkeydown = function(e) { 
    var keys = KeyCode.translate_event(e);
    console.log(keys);
    if (keys.code==83 && keys.ctrl) e.preventDefault();
};