HTML is comprised of two types of lists: ordered lists and unordered lists

Ordered lists

Ordered lists are numbered sequentially and are created using ol tags

See the Pen HTML - Ordered list by Curt (@curtsahd) on CodePen.

Unordered lists

Unordered lists are not numbered and are created using ul tags

See the Pen HTML - Unordered list by Curt (@curtsahd) on CodePen.