All elements (tags) in html have four core elements:
W3C CSS Validator link with rollover
First paragraph, has a pseudo-element :first-letter set to 18pixels, with black background and white foreground. Note in Dreamweaver not all CSS tags appear. Since Opera is the best at displaying CSS, I'm using Opera as the default browser. Note inside of paragraphs the em tag is set to display black background, red foreground with smaller font-size. em should only be set to this within a paragraph, this is an example of an em descendant
A strong tag text inside a paragraph should be red, sans-serif, larger with a dotted border under nealth it. For example this is the strong; The text illustrated below, is strong outside of paragraph.