Definition and Usage
The content property is used with the :before and :after pseudo-elements, to insert generated content.
Example
The following example inserts the URL in parenthesis after each link:
a:after
{
content: ” (” attr(href) “)”;
}
{
content: ” (” attr(href) “)”;
}
Browser Support
The content property is supported in all major browsers. CSS version 2
Note: IE8 only supports the content property if a !DOCTYPE is specified