/* 構造の設定 */body {	font-family: helvetica ,sans-serif;	font-size: 12px;	line-height: 155%;	background-position: center top;	margin: 0 auto 0 auto;	padding: 0px;	width: 100%;	_text-align: center;}a:link{	color:#777777;	text-decoration: none;}a:active{	777777;	text-decoration: underline;}a:visited{	color:#777777;	text-decoration: none;}a:hover{	color: #777777;	text-decoration:none;}