• <frame>
• <frameset>
• <noframes>
• <acronym>
• <font>
• <big>
• <center>
• <strike>

Obsolete Attributes

• bgcolor
• cellspacing
• cellpadding
• valign

Redefined Elements

• <small> – Use for small print (e.g. Terms and Conditions)
• <b> – stylistically offset but with no extra importance
• <i> – alternate voice or mood without additional emphasis
• <cite> – redefined to mean “the title of a work”
• <a> – Can now nest multiple elements inside the tag