My logo is generally central, but when I scroll down the page, it goes to the left.
Where to fix it to be central all the time?
https://screenshots.firefox.com/cLQyq53qXNiM8ikB/test717.futurehost.pl
https://screenshots.firefox.com/H5pRq5wKOGaH2w71/test717.futurehost.pl
regards