html {
	font-family: Helvetica, verdana, Geneva, sans-serif, arial;
	} 

h1{
	margin-top: 1em;
	border-top:5px solid black;
	border-bottom:5px solid black;
	padding: .5em 0em .5em 0em;
	}

#h1_note{
	float:right;
	font-size: 0.5em;
	width:650px;
	}

body{
    margin-left: auto;
    margin-right: auto;
    text-align: justify;
    width: 950px;
	}
	
#contact{
	border: 1px solid black;
	text-align: center;	
	}

.page{
	float:left;
	width: 580px;
	}

.topics{
	border: 2px solid black;
	width: 300px;
   text-align: left;
	padding:0em 1em 0em 1em;
	float:right;
	margin-top: 2em;
	}

.topics li{
	padding-bottom: .5em;	
	}
	
h2{
	text-align: left;	
	}

.examples{
	margin-top: 52em;	
	}