function drawFood() {
        ctx.fillStyle = 'red';
        ctx.strokeRect = 'darkred';
        ctx.fillRect(foodX, foodY, 10, 10);
        ctx.strokeRect(foodX, foodY, 10, 10);
    }

    function drawFood() {
        ctx.fillStyle = 'red';
        ctx.strokestyle = 'darkred';
        ctx.fillRect(foodX, foodY, 10, 10);
        ctx.strokeRect(foodX, foodY, 10, 10);
       }