Header image doesn't fit

Hello, can you help me with these. Yesterday everything was ok, but today, header iamges on my pages are not big enough - they doesn’t fit, you know, they looks like there are a sidebar, but there is not.
You can see it here: https://sportmixta.hr/djecji-rodjendani/

O, I find the answer!

Thanks for updating us

Have a nice day