The ::first-letter selector is used to add a style to the first letter of the specified selector.
::first-letter is a pseudo element which allows you to style the first letter in an element, without needing to stick a <span > tag around that first letter in your HTML. While no tags are added to the DOM, it is as if the targeted first letter were encompassed in a <firstletter > tag. You can style that first letter as you would a real element with:
The following properties can be used with ::first-letter: