single product page
My site is
I need your help with three questions
First, I want to change the font size of the title on the single product page, I want to make the size a little bit smaller. For example, change the size from H1 to H3.
Second, I want to delete the title section inside the breadcrumbs, for example, in this page, I want to delete "> Nullam wisi ultricies"
last, I want to change the background color of the subheader, I want to make it white.
in the betheme options, I can not find the ways to change them.
Hope to get your help.
thanks very much！