H1

H2

H3

H4

blah blah blah paragraph 1 content

H2 heading should be this size (like current H4 but labelled as H2)

blah blah blah paragraph 2content

H3 heading should be this size (like current H4 but labelled as H3 for google)

blah blah blah paragraph 3 content

H4 heading should be this size (like current H4 and labelled as H4 for google)

blah blah blah paragraph 4 content

H5 heading should be this size (like current H4 but labelled as H5 for google)

blah blah blah paragraph 5content