Link mouse over transition effect using CSS3

CSS3-color-transition.css

a {
	color: #A32713;
	text-decoration: none;
	-webkit-transition: color .4s;
	-moz-transition: color .4s;
	-ms-transition: color .4s;
	-o-transition: color .4s;
	transition: color .4s;

}
a:focus,
a:active,
a:hover {
	text-decoration: none;
	color:#151515;
}