body {
	font-family: Arial, sans-serif;
	font-size: 10pt;
	line-height: 1.5em;
}

p {
	margin: 0;
	padding: 0 0 1em;
}

h1 {
	margin: 0;
	padding: 0.5em 0;
	text-align: center;
}
body {
	background-color: white;
}

#page_main {
	color: black;
}

#page_navigation, #page_extra {
	color: gray;
}
/*
	Screen size less than 160px.

	Header: cyan
*/


body {
	margin: 0;
}

#page_header {
	height: 10px;
	background-color: cyan;
}
/*
	Screen size 160px and more.

	Navigation: 160px, align left
	Extra: 160px, align right
*/


@media screen and (min-width: 160px) {

	#page_navigation {
		width: 160px;
		float: left;
	}

	#page_extra {
		width: 160px;
		float: right;
	}

	#page_footer {
		clear: both;
	}

}
/*
	Screen size 800px and more.

	Content: 800px
	Page: align center, fit Content
*/


@media screen and (min-width: 800px) {

	#page_container {
		width: 800px;
		margin: 0px auto;
	}

	#page_main {
		width: 784px; /* 800px - 8px - 8px */
		text-align: justify;
		padding: 8px;
	}

	#page_header {
		width: 800px;
		height: 100px;
		background-color: transparent;
		background-image: url('/page/header.png');
	}

	#page_footer {
		width: 800px;
	}

}
/*
	Screen size 960px (160px + 800px) and more.

	Page: fit Navigation + Content
*/


@media screen and (min-width: 960px) {

	#page_container {
		width: 960px;
	}

	#page_content {
		width: 960px;
	}

	#page_main {
		float: right;
	}

	#page_header, #page_footer {
		margin-left: 160px;
	}

	#page_extra {
		clear: right;
	}

}
/*
	Screen size 1120px (160px + 800px + 160px) and more.

	Page: fit Navigation + Content + Extra
*/


@media screen and (min-width: 1120px) {

	#page_container {
		width: 1120px;
	}

	#page_body {
		width: 1120px;
	}

	#page_content {
		float: left;
	}

	#page_extra {
		clear: none;
		float: right;
	}

}
@media print {

	#page_extra {
		display: none;
	}

}