Default font Size = 3

Heading Level 1 Size = ?

Heading Level 2 Size = ?

Heading Level 3 Size = ?

Heading Level 4 Size = ?

Heading Level 5 Size = ?

Heading Level 6 Size = ?

Size = 7
Size = 6 Heading Level Size Bold Heading L1
Size = 5 Heading Level Size Bold Heading Level = 2
Size = 4 Heading Level Size Bold Heading Level = 3
Size = 3 Heading Level Size Bold Heading Level = 4
Size = 2 Heading Level Size Bold Heading Level = 5
Size = 1 Heading Level Size Bold Heading Level = 6
Size = +3 which = 6
Size = +2 which = 5