Contact form is not working on my hosting

Hi, I am publishing a website made in MUSEPAGES on my hosting but when I upload the site and try to send an email I receive an error message. How can I solve this issue? The error is: Object not found! The requested URL was not found on this server. The link on the...

How to change the page width?

Hi, How can I change the maximum width of the page or the width of page elements (like textbox, or a picture)? Thanks for the answers.