If there are more than one page in your form, don’t forget that you can define “settings special to the page” separately for each page!
You can edit your page name and subheading. Page name is seen on tabs in editor at the same time.
You can hide element label.
You can change label line or align the inputs towards the right side.
You can also edit the space value for the inputs that you aligned towards the right side.
You can change “Field Width” and “Field Size” from this section. It is going to be implemented only for the avaliable page elements.
For some elements, it might be necessary to change the size from element settings.
You can change “Button Size” and “Button Width” from this section for the button element that you use in your form.