body {
	background-color : White;
	color : #000000;
	font-family : Arial, Tahoma, Helvetica, sans-serif;
	width: 950;
	margin: 0 auto;
	border: medium solid Black;
	font-size : 15px;
}
	
a:link {
	color: Blue;
}
a:visited {
	color: Black;
}
.box_black{
	text-decoration: none;
	display: block;
	margin: 0;
	padding: 5px;
	background-color: White;
	border: medium solid Black;
	border-radius: 15px;
}
.margin_0_5{margin: 0 5;}
.margin_5_5{margin: 5 5;}