body {
	background-color: #ff0000;
}
 
#master_container {
	font-family: 'Avenir', 'Avenir LT Std', 'Gotham', 'Gotham HTF', 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
	font-size: 14px;
	background-color: #ff0000;
	color: #000;
	text-align: left;	
}


#white_background {
	width: 970px;
	background-color: #fff;
}

p { 
	margin-bottom: 1em;
	margin-top: 1em;
	line-height: 1.7em;
}

p.main {
	font-size: 16px;
}


span.titles {
	text-transform: uppercase;
	font-size: .8em;
	font-weight: bold;
}

.sixcols {
	width: 690px;
	padding-left: 10px;
	padding-right: 20px;
}
.fourcols {
	width: 480px;
	padding-left: 10px;
	padding-right: 20px;
}
.twocols {
	width: 220px;
	padding-right: 10px;
	padding-left: 10px;
}

a:link, a:active, a:visited {
	text-decoration: none;
	color: #777;
}

div.left {
	float: left;
}

#primary {
	height: 34px;
	border-bottom: 1px solid #e0e0e0;
	width: 970px;
}

#primary #logo {
	position: absolute;
	top: 8px;
	left: 20px;
	text-indent: -3000px;
	width: 174px;
	height: 19px;
	background: url(/images/how-niko-tinbergen-reverse-engineered-the-seagull/logo.png) top left no-repeat;
}

#primary #post_number {
	position: absolute;
	left: 610px;
	top: 0px;
	border-left: 1px solid #e0e0e0;
	border-right: 1px solid #e0e0e0;
	width: 100px;
	height: 23px;
	padding-right: 10px;
	padding-left: 10px;
	font-weight: bold;
	text-transform: uppercase;
	font-size: 12px;
	padding-top: 11px;
}

#post_number .back {
	float: left;
}

#post_number .next {
	 float: right;
}

#post_number .number {
	text-align: center;
	width: 70px;
	float: left;
}

#primary #date {
	position: absolute;
	left: 790px;
	top: 0px;
	height: 22px;
	width: 155px;
	font-weight: bold;
	font-size: 12px;
	text-align: center;
	padding-top: 13px;
	color: #000;
	background: url(/images/how-niko-tinbergen-reverse-engineered-the-seagull/date_bg.png) 0px 9px no-repeat;
}

/* POST_TITLE */

#secondary {
	position: absolute;
	top: 230px;
	left: 0px;
	width: 960px;
	padding-top: 10px;
	padding-left: 10px;
}

#foot {
	clear:both;
	margin-left: -10px;
	border-top: 1px solid #e0e0e0;
	padding: 30px;
	height: 100px;
}

#colophon {
	position: absolute;
	top: 0px;
	left: 970px;
	width: 300px;}

#colophon h3 {
	padding-left: 30px;
	padding-right: 30px;
	margin-top: 40px;
	line-height: 1.3em;
	color: #fff;
	font-weight: normal;
}

#colophon h4 {
	padding-left: 30px;
	padding-right: 30px;
	margin-top: 40px;
	line-height: 1.3em;
	color: #fff;
	font-weight: bold;
	text-transform: uppercase;
}

#colophon p {
	padding-left: 30px;
	padding-right: 30px;
	margin-top: 10px;
	line-height: 1.3em;
	color: #fff;
	font-weight: normal;
}

#colophon p.article {
	font-style: italic;
	font-family: 'Palatino', 'Georgia', serif;
	color: #fff;
}

#colophon a:link, #colophon a:visited, #colophon a:active, #colophon a:hover {
	color: #fff;
	border-bottom: 1px solid #b1b1b1;
}

#colophon a:hover {
	border-bottom: 1px solid #fff;
}

#colophon div.navigation {
	position: relative;
	margin-top: 30px;
	padding-left: 30px;
	background: url(/images/how-niko-tinbergen-reverse-engineered-the-seagull/small_right_arrow.png) 0px 8px no-repeat;
}

#colophon p.navigation img.next {
	margin-left: 5px;
}

#colophon p.navigation img.prev {
	margin-right: 5px;
}

#colophon span.number {
	position: relative;
	left: 95px;
	top: 0px;
	font-size: 30px;
	font-family: 'Palatino', 'Georgia', serif;
}


#seagull_stick {
	position: absolute;
	top: 0px;
	left: 0px;
	width: 325px;
	height: 2520px;
	padding-top: 40px;
	background: url(/images/how-niko-tinbergen-reverse-engineered-the-seagull/the_stick.png) 310px -250px no-repeat;
}

h2.seagull {
	font-size: 22px;
	color: #ff0000;
	font-weight: normal;
	padding-top: 20px;
	padding-bottom: 20px;
	text-align: left;
}

#post_title {
	background: url(/images/how-niko-tinbergen-reverse-engineered-the-seagull/title.png) 370px 80px no-repeat;
	background-color: #fff;
	width: 970px;
	height: 450px;
}

#post_title h1 {
	text-indent: -9999px;
}

#secondary {
	background-color: #fff;
	width: 970px;
}

div.seagull {
	width: 530px;
	padding-left: 375px;
}

div.seagull p {
	font-size: 14px;
	line-height: 25px;
	margin-top: 2em;
	margin-bottom: 2em;
	text-align: left;
}

#seagull_img {
	margin-left: -100px;
	margin-top: 330px;
}

div.popout {
	position: relative;
	margin-left: -375px;
	float: left;
}

.number {
	color: #fff;
}