list-style-type

Select the style for your list items. Numbering styles should be used with order lists, while shapes are best saved for unordered lists.

Value	Description
circle	Makes the bullet for each list item a circle.
square	Makes the bullet for each list item a square.
disc	Makes the bullet for each list item a disc. This is the default unordered list setting.
upper-alpha	Changes the list style numbering to uppercase alphabetic.
lower-alpha	Changes the list style numbering to lowercase alphabetic.
upper-roman	Changes the list style numbering to uppercase roman numerals.
lower-roman	Changes the list style numbering to lowercase roman numerals.
decimal	This is the default numbering for an ordered list. List items are numbering in numerical order.

Code:

ol { list-style-type: upper-roman; }
ul { list-style-type: circle; }

Here is an ordered list:

and now an unordered list:

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