Question

âwhen the footer is the last element in a page body, the _____ pseudo-element is used to add a placeholder element after the footer.

Answer 1

Answer:

"After"

Explanation:

In CSS :after creates a pseudo-element that is the last child onf the selected element. It is commonly used to add cosmetic content after an element.

A simple use could be:

.text::after {

 content: " SOME TEXT HERE";  

 color: red;

}

Answer 2

The pseudo-element is used to style parts of an element. style the line, style the first letter, insert content before, insert content after . When the footer is the last element in a page body, the after  pseudo-element is used to add a placeholder element after the footer.
The after pseudo element creates a pseudo-element that is the last child of the selected element.