.icon-user{
	background-image: url('../img/icon-signup-hd.png');
	background-size: 22px 17px;
	background-image: url('../img/icon-twitter-footer-2x.png');
	-webkit-background-size: 16px 50px;
	-moz-background-size: 16px 50px;
	-ms-background-size: 16px 50px;
	-o-background-size: 16px 50px;
	background-size: 16px 50px;
	background-repeat: no-repeat;
	padding-left: 20px;
	background-position: 0px 1px;
}

.icon-user:hover{
	background-position: 0px -33px;
};