body{
	background-image:url('image/main_back.jpg');
	background-size:cover;
	font-family:'Lucida Grande','Hiragino Kaku Gothic ProN', 'ヒラギノ角ゴ ProN W3','Meiryo','メイリオ','sans-serif';
}
.right_align{
	text-align:right;
}
.center_align{
	text-align:center;
}
.graph_top_right{
	text-align:right;
	background-image:url('image/white80.png');
}
.chart_area{
	background-image:url('image/white80.png');
}