/* the styles for the elements */
* {
	margin: 0;
	padding: 0;
}
:root {
	--global-color-1: #002280;
}
body {
	font-family: Arial, Helvetica, sans-serif;
    font-size: 100%;
	width: 98%;
	max-width: 960px;
	margin: 0 auto;
	border: 3px solid #145a93;
    background-color: #def3fd;
}
a:focus, a:hover {
	font-style: italic;
}
/* the styles for the header */
header {
	padding: 1.5em 0 2em 0;
	border-bottom: 3px solid #145a93;
	background-image: linear-gradient(
	    30deg, #79d2f5 0%, #79d2f5 30%, white 50%, #79d2f5 80%, #79d2f5 100%);
}
header h2 {
	font-size: 170%;
	color: #005e94;
}
header h3 {
	font-size: 130%;
}
header img {
	float: left;
	padding: 0 3.75%;
}

.shadow {
	text-shadow: 2px 2px 2px;
	color:#004e6d;
}
/*style for navigation menu*/
#nav_menu ul {
	list-style-type: none;
	margin: 0;
	padding: 0;
	position: relative;
}
#nav_menu ul li {
	float: left;
	width: 20%;
	
}
#nav_menu ul li a {
	display: block;
	width: 160px;
	text-align: center;
	padding: 1em 0;
	background-color: #004e6d;
	color: white;
	font-weight: bold;
}
#nav_menu a.current {
	color: yellow;
}
#nav_menu ul ul {
	width: 100%;
	display: none;
	position: absolute;
	top: 100%;
}
#nav_menu ul ul li {
	float: none;
}
#nav_menu ul li:hover > ul {
	display: block;
}
#nav_menu > ul::after {
    content: "";
    clear: both;
    display: block;
}
/* the styles for the main content */
section {
	width: 65.625%;
	float: right;
	padding: 0 2.5% 20px 2.5%;
}
section h1 {
	color: var(--global-color-1);
	font-size: 150%;
	padding: .5em 0 .25em 0;
	margin: 0;
}
section h2 {
	font-size: 130%;
	padding: .5em 0 .25em 0;
}
section h3 {
	font-size: 105%;
	padding-bottom: .25em;
}
section p {
	padding-bottom: .5em;
}
section blockquote {
	padding: 0 2em;
	font-style: italic;
}
section ul {
	padding: 0 0 .25em 1.25em;
	list-style-type: circle;
}
section li {
	padding-bottom: .35em;
}
/* the styles for the article */
article {
	padding: .5em 0;
	border-top: 2px solid #145a93;
	border-bottom: 5px solid #145a93;
}
article h2 {
	padding-top: 0;
}
article h3 {
	font-size: 105%;
	padding-bottom: .25em;
}
article img {
	float: right;
	max-width: 40%;
	min-width: 150px;
	margin: -1.5em 1.5em 1em 1em;
	border: 1px solid black;
}

/* the styles for the aside */
aside {
	width: 26.875%;
	float: right;
	padding: 0 0 20px 2.5%;
}
aside h2 {
	color: #800000;
	font-size: 130%;
	padding: .5em 0 .25em 0;
}
aside h3 {
	font-size: 105%;
	padding-bottom: .25em;
}
aside img {
	padding-bottom: 1em;
}
/* the styles for the footer */
footer p {
	text-align: center;
	padding: 1em 0;
}
#mobile_menu {
	display: none;
}
@media only screen and (max-width: 734px) {
	section h1 {
		font-size: 125%
	}
	section h2, aside h2 {
		font-size: 110%;
	}
	aside h3 a {
		font-size: 85%;
	}
}

@media only screen and (max-width: 648px) {
	header img { float: none; }
	header { text-align: center; }
	section {
		float: none;
		width: 95%;
	}
	aside {
		float: none;
		padding-right: 2.5%;
		width: 95%;
	}
	article img { max-width: 30%; }
	#speakers {
		column-count: 2;
	}
	#nav_menu {
		display: none;
	}
	#mobile_menu {
		display: block;
	}
	.slicknav_menu {
		background-color: #800000 !important;
	}
}

@media only screen and (max-width: 420px) {
	body { font-size: 90%; }
}