const score = document.querySelector('.score'),
    start = document.querySelector('.start'),
    gameArea = document.querySelector('.gameArea');


start.addEventListener('click', startGame);
document.addEventListener('keydown', startRun);
document.addEventListener('keyup', stopRun);



function startGame(){
    start.classList.add('hide');
}

function startRun(event){
    console.log(event);
}

function stopRun(){
    console.log('stop');
}