h2 {
    font-size: 18px;
	font-weight:bold;
}

h3 {
	font-size:16px;
}

h4 {
	font-size: 14px;
	font-weight: bold;
}

.clear {
	clear: both;
}

.icon_pdf {
	width: 17px;
	height: 17px;
	margin-right: 5px;
	float: left;
}

/* definitions for back button link */

.button_link {
	background-color: #54D8E0;
	clear: both;
	float: left;
	padding: 0.3em;
	margin-bottom: 1em;
}

.button_link a {
	color: black;
	text-decoration: none
	display: block;
	float: left;
	padding-top: 1px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
}

.button_link a:hover {
	text-decoration: underline;
}

#references {
	list-style: none;
	padding-left: 2.5em;
}


#citations {
	list-style: none;
	padding-left: 2.5em;
}

#article_details p,
#article_details ul {
	margin-top: 0.5em;
	margin-right: 0;
	margin-bottom: 0em;
	margin-left: 0em;
}

#submenu {
	margin-left: -3px;
}

#submenu img {
	border: none;
}

#submenu ul {
	list-style: none;
	margin: 0;
	padding: 0;
	font-size: 12px;
}

#submenu ul li {
	float: left;
	margin-left: 3px;
	border: solid #666 1px;
	background-color: #f2f2f2;
}

#submenu ul li a {
	display: block;
	height: 20px;
	padding-top: 9px;
	text-decoration: none;
	padding-left: 10px;
	padding-right: 10px;
	color: #666;
}

#submenu ul li a#citations_image{
	background-image: url(../images/crossref.gif);
	background-repeat: no-repeat;
	background-position: right;
	padding-right: 45px;
	margin-right: 10px;
}

#submenu ul li.active {
	border-bottom-color: white;
	background-color: white;
}

#topbar {
	border-bottom: solid #666 1px;
	height: 30px;
}
#article_data {
	padding-top:15px;
	clear: both;
	float: left;
	width: 100%;
	background: #fff;
	-moz-border-radius-bottomright: 5px;
	-khtml-border-radius-bottomright: 5px;
	-webkit-border-bottom-right-radius: 5px;
	-moz-border-radius-bottomleft: 5px;
	-khtml-border-radius-bottomleft: 5px;
	-webkit-border-bottom-left-radius: 5px;
	border-top-width: 1px;
	border-right-width: 1px;
	border-bottom-width: 1px;
	border-left-width: 1px;
	border-top-style: none;
	border-right-style: solid;
	border-bottom-style: solid;
	border-left-style: solid;
	border-top-color: #999;
	border-right-color: #999;
	border-bottom-color: #999;
	border-left-color: #999;
}

#article, #references, #citations, #google {
	width: 90%;
	float: left;
	padding-left: 10px;
	padding-right: 15px;
}

#article table td {
	vertical-align: top;
	padding-bottom: 8px;
}

#article table td:first-child, #references table td:first-child, #citations table td:first-child, #google table td:first-child  {
	font-weight: bold;
	white-space: nowrap;
	padding-right: 5px;
}

.article_table_row:nth-of-type(odd){
	background:#F5F5F7;
}

div.article_fulltext {
	color:#666;
	padding-left:0px;
}

a.pdflink {
	background-image: url(../images/pdficon_small.gif);
	background-repeat: no-repeat;
	background-position: left center;
	padding-left: 20px;
	height: 16px;
	display: block;
	text-decoration: none;
	color:#000;
}

a.pslink {
	background-image: url(../images/ps_icon.jpg);
	background-repeat: no-repeat;
	background-position: left center;
	padding-left: 20px;
	height: 16px;
	display: block;
	text-decoration: none;
	color:#000;
}

a.vidlink {
	background-image: url(../images/film.png);
	background-repeat: no-repeat;
	background-position: left center;
	padding-left: 20px;
	height: 25px;
	display: block;
	text-decoration: none;
	color:#000;
}

a.pptlink {
	background-image: url(../images/powerpoint.png);
	background-repeat: no-repeat;
	background-position: left center;
	padding-left: 20px;
	height: 25px;
	display: block;
	text-decoration: none;
	color:#000;
}

a.titlelink {
	height: 16px;
	text-decoration: none;
	color:#000;
}

a.return_to_contents {
	padding-left: 5px;
	padding-right: 5px;
	height: 16px;
	display: block;
}

div.article_table {
	width: 100%;
	margin-left: 0.2em;
	display: table;
	font-size: 1.2em;
	text-align: left;
}

div.references_table {
	width: 100%;
	font-size: 1.2em;
}
div.introduction_table {
	width: 100%;
	font-size: 1.2em;
	text-align: left;
}

div.article_table_row {
	width: 100%;
	display: table-row;
	text-align: left;
}

div.article_table_col_1 {
	width: 20%;
	display: table-cell;
	padding-top: 3px;
	padding-bottom: 3px;
}

div.article_table_col_2 {
	width: 100%;
	display: table-cell;

	}
div.conference_table_col_1 {
	width: 0%;
	display: table-cell;
	text-align: left;
}

div.conference_table_col_2 {
	width: 100%;
	display: table-cell;
	text-align: left;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	}