css a pseudo classes code example

Example 1: pseudo class css

.element:nth-child(1)
.element:hover
.element:visited

Example 2: the syntax of pseudo-class in css

The syntax of pseudo-classes:

selector:pseudo-class {
  	property:value;
}

Example 3: 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.

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