super, sub 생각하면 됨.
<p>My birthday is on the 25<sup>th</sup> of May 2001.</p> <p> Caffeine's chemical formula is C<sub>8</sub>H<sub>10</sub>N<sub>4</sub>O<sub>2</sub>. </p> <p>If x<sup>2</sup> is 9, x must equal 3 or -3.</p>
<sup><sub>
설명
위첨자, 아래첨자
Primary
Primary
content category
flow
phrasing