1) In-line styles-these are included in the HTML tab as style attributes.
2)Documents level styles (textbook: embedded & global) -thesed are styles listed in the "Head" tag and effect
the entire documents.
3) LInked or external style sheet= these are general style sheets that are ususally used for an entire web application.
THey are located in a separate file and inserted into the document using the "link" tag.
Style hierarchy is as follows:
in-line take precedent over document level which takes precedent over external whiuch takle precedent