H6 heading tiny The quick brown fox jumps over the lazy dog.
H5 heading very small The quick brown fox jumps over the lazy dog.

H4 heading small The quick brown fox jumps over the lazy dog.

H3 heading medium The quick brown fox jumps over the lazy dog.

H2 heading large The quick brown fox jumps over the lazy dog.

H1 heading very large. The quick brown fox jumps over the lazy dog.

H1 heading huge The quick brown fox jumps over the lazy dog.

Base 16 The quick brown fox jumps over the lazy dog.

Large 18 The quick brown fox jumps over the lazy dog.

Giant 20 The quick brown fox jumps over the lazy dog.