body {
	background: #ffffff;
	color: #000000;
	margin-top: 5px;
	margin-left : 12%;
	margin-right : 12%;
	margin-bottom: 5px;
}

p { 
	font-family: helvetica, arial, sans-serif;
	font-size: 14px;
}

h1  {
	font-size : 18px;
	text-align : center;
	margin-top: 4px;
	margin-bottom: 4px;
}

a {
	color: #0000ff;
	text-decoration: none;
}

a:visited {
	color: #0000ff;
	text-decoration: none;
}

a:hover {
	color: #ff0000;
	text-decoration: underline;
}

a:active {
	color: #ff0000;
	text-decoration: underline;
}

.footer  {
	font-size : 12px;
	text-align : center;
}

sup {
	font-size: 11px;
}

.ref {
font-size: 13px;
}