What is Text Formatting in HTML 5

HTML Text Formatting Elements 
<b> - Bold text
<strong> - Bold with Important text
<i> - Italic text
<em> - Emphasized text
<mark> - Marked text
<small> - Smaller text
<del> - Deleted text
<ins> - Inserted text
<sub> - Subscript text
<sup> - Superscript text

Example

Output

This text is bold.
This text is strong.