:first-child inside body

Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor.

:first-child and :last-child on table

• This is selected by :first-child in ul.
• This will not be selected.
• This will not be selected.
• This is selected by :last-child in ul.

This one is selected by :last-child of body.