#breadcrumb {
font-family: open sans !important;
}
Do you wish to change height of breadcrumbs block or font height?
3. You need select 2nd or 3rd header type in Theme Options > Header, go to Pages > open your home page for editing > in Page Layout box select “Disable” for “Show Page Heading” and select slider in “Show revolution slider instead of breadcrumbs and page title” field.
4. Add empty Text widget in “Place in header top bar” area in Appearance > Widgets.
5. Yes, you need add this code in custom.css file:
