before pseudo element property in css code example
Example 1: pseudo elements css
::after Matches a stylable element appearing after the originating element's actual content.
::before Matches a stylable element appearing before the originating element's actual content.
::first-letter Matches the first letter of the element.
::first-line Matches the first line of the containing element.
::grammar-error Matches a portion of the document containing a grammar error as flagged by the browser.
::marker Matches the marker box of a list item, which typically contains a bullet or number.
::selection Matches the portion of the document that has been selected.
::spelling-error Matches a portion of the document containing a spelling error as flagged by the browser.
Example 2: pseudo elements css
psuedo element(An intuitive answer):
keywords added to selectors (which are followed by
colon ':' or double colon '::') which allow to target
specific element (or specific part of element).
example:
you can style the first letter of a paragraph as-> p:first-letter{/*styles*/}
STRONG NOTE: Keep in mind that ::first-line pseudo-element must be applied
to block level (elements which break line on use)
elements in order to take effect.