BODY {
	text-align: justify
}

H1,H2,H3,H4,H5 { 
	font-family: "Helvetica,Arial", sans-serif; 
	background-color: lightgrey
}

H1 {
	font-size: 24
}

H2 {
	font-size: 18
}

H3 {
	font-size: 16
}

H4 { font-size: 14 }


.navigation {
	color: darkgrey
}

.citation {
	color: darkgrey
}

.figure {
	font-family: "Helvetica,Arial"; 
	text-align: center
}