and the post in wordpress appears How can i fix this error? thanks

I have a row with two columns. In the first I've inserted a slider. In the second, a Google maps. How I can center tje slider and the map in each column? They appear with left align and I can't find...

Hi, I want to align the topmenu on the right. But for some reason I can't find anything to do this? Someone who can help? Kind regards,