@charset "Shift_JIS";

a.authorization{
	display:block;
	width:234px;
	height:31px;
	overflow:hidden;
	margin:7px 0 0 0;
	background:url(../../images/authorization_img.png);
	text-indent: -9999px
	}

a:hover.authorization{
    background-position:left bottom;
}