You can apply a border style rule to almost any two-sided tag. Border style rules are used most commonly with regular paragraphs, but they also work with headings, lists, and even spans. You can also apply a border to a division (<div>) tag to differentiate one area of the screen from another, as you will see in Chapter 11.
To select the line type for the border, use the border-style attribute along with one of the arguments listed in the table on the following page.
To apply a border style to an individual instance ...