body
{
background-color:#C0C0C0;
}
h1 {
	font-weight:bold;
	font-size:22px;
	text-align:center;
	color:#000000;
}
h2 {
	font-size:18px;
	color:#000000;
	text-align:left;
}
div.ex
{
background-color:#ffffff;
width:850px;
padding:10px;
border:none;
margin:0px;
}
p.sansserif{font-family:Arial, Helvetica, sans-serif}