Are every elements of html supported??

Question

This style sheet describes the typical rendering of all HTML 4.0 elements.The full presentation of some HTML elements cannot be expressed in CSS2, including replaced elements (IMG, OBJECT), scripting elements (SCRIPT, APPLET), form control elements, and frame elements.ADDRESS,BLOCKQUOTE, BODY, DD, DIV, DL, DT, FIELDS

Answer 1

it depends on how you defined your html document well if you tell to the browser that you are using HTML5 then you are using the latest elements... (you already post)