/*
 *
 *
 *		global.layout.css
 *		
 *		General non-content-specific layout styles
 *		
 *		@scope: 	Included on all AIP pages
 *		
 *		@history: 	original document to provide styles for aotf.vm
 *		
 *		
 */

html{
	height: 100%;
}
body {
	min-height: 100%;
	background: #fff url(http://www.nature.com/view/images/bg_constrain.gif) repeat-y 50% 0;
	color: #000;
	width: 100%;
	overflow-x: hidden;
	/*line-height: 1.461;*/ /*1.385;*/
}

#constrain {
	margin: 0 auto;
	max-width: 966px;
	padding: 0 5px; /* a little padding to prevent text running up to the edge of the window when the window is made narrow */
}

#constrain-header, #constrain-content, #constrain-footer {
	background: #fff;
	clear: both;
}
#constrain-header {
	margin: 0 0 20px;
}
#constrain-footer {
	margin: 20px 0 0;
}

div.col {
	float: left;
	position: relative;
}

#constrain-content {
	margin: 0; padding: 0;
}

.content-block-full {
	width: 100%;
}

#content {
	padding-right: 330px;
}

body.one-col #content {
	padding-right: 0;
	width: 100%;
}

#extranav {
	width: 300px;
	margin: 0 0 0 -300px;
	font-size: 93%;
	line-height: 1.489em;
	float: right;
	/*line-height: 1.241em;*/
	/*line-height: 1.385;*/
}
body.one-col #constrain-content {
	padding: 0;
}

body.ie6 #content, body.ie6 #extranav {
	overflow: hidden;
}

/**
 * @section Footer
 * ============================================================================
 */

/* This must be display none in all desktop styles as it is used to monitor mobile css for WT */
#mobile-css-test {
	display: none;
}

#footer {
}

#footer a {
	font-weight: normal;
	text-decoration: none;
}
#footer a:hover {
	text-decoration: underline;
}

#footer.has-explore .inner {
	border-top: solid 5px #671113;
}

#footer dl, #footer .journal-title {
	border-bottom: 1px solid #fff;
	padding: 15px 10px 5px;
	color: #333;
	font-size: 0.9em;
	margin-bottom: 0;
}
#footer .journal-title {
	margin-bottom: 0;
}
#footer.has-explore dl {
	background: #E5E1D4;
	background: -webkit-gradient(linear, 0 0, 0 100%, from(#DAD5C1), to(#c9c5b6));
	background: -moz-linear-gradient(top, #DAD5C1, #c9c5b6);
}

#footer dl dt,
#footer dl dd {
	float: left;
	margin: 0 10px;
}

#footer dl dt, 
#footer strong {
	font-style: italic;
	font-weight: normal;
}
#footer dl dt,#footer .journal-title {
	font-weight: bold;
}

#footer .footer-main {
	background: #F2F4F6;
	background: -webkit-gradient(linear, 0 0, 0 100%, from(#e1e4e9), to(#FFF)); /*#EBEFF2*/
	background: -moz-linear-gradient(top, #e1e4e9, #FFF);
	padding: 10px 0;
	font-size: 0.9em;
}
#footer .footer-main li {
	line-height: 1.7em;
}

#footer .footer-main .copyright {
	background: url(http://www.nature.com/view/images/npg_logo_full.png) 0 50% no-repeat;
	padding: 20px 0 20px 225px;
	margin: 0 20px;
	clear: both;
}
#footer .copyright small {
	font-size: 100%;
	display: block;
}
#footer .copyright small a {
	color: #000;
	text-decoration: none;
}
#footer .copyright small a:hover {
	text-decoration: underline;
}

#footer .footer-main a {
	color: #54606a;
}

#footer ul.footer-links {
	float: left;
	margin: 0 0 0 20px; padding: 0 19px 0 0;
	border-right: 1px dashed #fff;
	width: 120px;
}
body.ie6 #footer ul.footer-links  {
	margin-left: 10px;
}
#footer ul.last {
	border: 0 none;
}

#footer ul.toggle {
	padding: 0;
	float: right;
	width: 187px;
	margin-right: 20px;
}

#footer a#toggle {
	margin: 0 auto 10px auto;
	display: block;
	width: 100%;
	height: 20px;
	padding: 5px 0;
	text-align: center;
	background: #E1E4E9;
	background: -webkit-gradient(linear, 0 0, 0 100%, from(#FDFCFD), to(#E1E4E9));
	background: -moz-linear-gradient(top, #FDFCFD, #E1E4E9);
	border-radius: 5px;
	-moz-border-radius: 5px;
	-webkit-border-radius: 5px;
	border: 1px solid #C7C8CC;	
}

#footer a:hover#toggle {
	background: -webkit-gradient(linear, 0 0, 0 100%, from(#E1E4E9), to(#FDFCFD));
	background: -moz-linear-gradient(top, #E1E4E9, #FDFCFD);
}


#footer-search {
	float: right;
	margin: 0 20px 0 0; padding: 0 0 20px 19px;
	border-left: 1px dashed #fff;
}

#footer-search input.txt, #footer-search button {
	border: 1px solid #c7c8cc;
	margin: 0 0 0 2px;
	float: left;
}
#footer-search label {
	padding: 5px 2px 5px 0;
	float: left;
}

#footer-search button {
	color: #575e66;
	text-transform: lowercase;
	padding: 5px 10px;
	background: #e1e4e9;
	background: -webkit-gradient(linear, 0 0, 0 100%, from(#fdfcfd), to(#e1e4e9));
	background: -moz-linear-gradient(top, #fdfcfd, #e1e4e9);
	vertical-align: middle;
}
#footer-search input.txt {
	width: 150px;
	padding: 5px 2px;
}

body.ie6 #footer-search {
	width: 300px;
	margin-right: 10px;
}
body.ie6 #footer-search fieldset {
	float: right;
}
body.ie6 #footer-search button {
	padding: 5px 10px;
	line-height: 1;
}


/* clearing */
.cleared:after,
.clear:after {
     visibility: hidden;
     display: block;
     font-size: 0;
     content: ' ';
     clear: both;
     height: 0;
 }
.cleared,
.clear {
	display: inline-block;
}
/* start commented backslash hack \*/
body.ie6 .cleared,
body.ie6 .clear {
	height: 1%;
}
.cleared,
.clear {
	display: block;
}
/* close commented backslash hack */

/* This must be display NONE in desktop styles as it is used to monitor mobile/desktop css for WT */
	#mobile-css-test {
		display: none;
	}