Answers for "css hover within w3schools"

on hover css

/* Changes an element's color on hover */

.selector {
	background-color: black;
}

.selector:hover {
	background-color: blue;
}

style hover

<style>
a.special:link {
    color: green;
}

a.special:visited {
    color: red;
}
</style>

<p><a href="#">This is a standard link, it will become purple when clicked</a></p>
<p><a class="special" href="#">This is a special colored link and become red when clicked</a></p>