html
{
	background-image : url(../image/back_index.jpg);
	background-repeat : repeat-x;
	background-position : center top;
}

#index_message
{
	width:561px;
	margin:auto;

}

#contents_menu_left li
{
	float:left;
	width:49%;
	text-align:center;

	list-style-type: none;
	
	margin-bottom:40px;

}