JSFiddle - React, Tailwind, and code Playground

HTML

dsdsdsdsdsdsdsdsdsdsdsdsdsd

JavaScript

document.onkeydown = function(e) {
    if (e.ctrlKey && e.keyCode === 65) {
        alert('not allowed');
    }
     if (e.ctrlKey && e.keyCode === 67) {
        alert('not allowed');
    }
     if (e.ctrlKey && e.keyCode === 86) {
        alert('not allowed');
    }
    
    return false;
};