Text effects can be useful like Superscript or fun, like marquee.
Superscript:
<sup>Superscript Text</sup>
Subscript:
<sub>Subscript Text</sub>
Bold:
<b>Bold Text</b>
Italics:
<i> Italic Text</i>
Underlined:
<u>Underlined Text</u>
Marquee
<marquee>Rolling Text</marquee>
Blink(Gecko based browsers only)
<blink>Blinking Text</blink>
<sup>Superscript Text</sup>
Subscript:
<sub>Subscript Text</sub>
Bold:
<b>Bold Text</b>
Italics:
<i> Italic Text</i>
Underlined:
<u>Underlined Text</u>
Marquee
<marquee>Rolling Text</marquee>
Blink(Gecko based browsers only)
<blink>Blinking Text</blink>