HTML and CSS Reference
22.214.171.124. Compact ordered lists
Like the <ul> tag, the <ol> tag has an optional compact attribute that is
deprecated in the HTML 4 and XHTML standards. Unless you absolutely
need to use it, don't.
126.96.36.199. The class, dir, id, lang, event, style, and title attributes
These attributes are applicable with ordered lists, too; their effects are
identical to those for unordered lists. [ The class and style attributes,