Uppercase Roman Numerals for ol Lists in CSS

To set uppercase Roman numerals, set the list-style-type property to upper-roman:

html<ol>
  <li>list item</li>
  <li>list item</li>
  <li>list item</li>
  <li>list item</li>
  <li>list item</li>
</ol>

cssol {
  list-style-type: upper-roman;
}

Результат: