/* costom element */
:root{
	--global-color-1: #000000;
	--global-color-2: #49c031;
}

/* the styles for the elements */
body {
	font-family: Arial, Helvetica, sans-serif;
    font-size: 100%;
    width: 75%;                     /* changed from 800 pixels */
    max-width: auto;
    margin: 0 auto;
    border: 3px solid #931420;

	
}
a:focus, a:hover{
	font-style: italic;
}
main{
	border-top:  10mm solid #000000;
	border-left:  10mm solid rgb(141, 228, 234);
	border-right:  10mm solid rgb(141, 228, 234);
	border-bottom: 10mm solid #000000 ;
	
}

.shadow{
	text-shadow: 2px 2px 2px var(--global-color-1);
}
/* the styles for the header */
header{
	
	background-image: linear-gradient(
	    30deg, #3093c8 0%, #3093c8 30%, white 50%, #3093c8 80%, #3093c8 100%);
	border-top:  10mm solid #000000;
	border-left:  10mm solid rgb(141, 228, 234);
	border-right:  10mm solid rgb(141, 228, 234);
	border-bottom: 10mm solid #000000 ;

}
header h2{
	font-size: 500%;
	color: var(--global-color-1);
	text-indent: 30px;
	padding: .5em 5em .25em 0;
	text-align: center;

}
header h3{
	font-size: 130%;
	font-style: italic;
	text-indent: 30px;
	text-align: center;
}
/* the styles for the nav */
#nav_menu ul {
	list-style-type: none;
	margin: 0;
	padding: 0;
	position: relative;
	display: flex;  
	flex-basis: 100%;    
	justify-content: space-around;
	
}
#nav_menu ul li {
	float: left;
	flex-basis: 100%;
}
#nav_menu ul li a {
    background-color: #3093c8;
	display: flex;
	flex-basis: 100%;    
	justify-content: space-around;
    text-align: center;
    padding: 1em 0 ;
    text-decoration: none;
    color: white;
    font-weight: bold;
	border-radius: 1000ch;
	border-top:  5mm solid #000000;
	border-left:  5mm solid rgb(141, 228, 234);
	border-right:  5mm solid rgb(141, 228, 234);
	border-bottom: 5mm solid #000000 ;
}
#nav_menu ul ul {
    display: none;
}

#nav_menu ul li:hover > ul {
	display: block;
	display: flex;
	flex-basis: 100%;    
	justify-content: space-around;

}
#nav_menu > ul::after {
    content: "";
    clear: both;
    display: block;
}
/* the styles for the section */
section {

	width: 40%;
	font-size: xx-large;
	float: right;
	padding: 0 20px;
	flex-direction: column;
}
section h2 {
	text-align: center;
}
section blockquote {

	font-style: italic;
	border-bottom: 3mm dashed #000000 ;

}
/* the styles for the aside */
aside h3 {
padding: 0;
}
aside ul li{
	list-style-type: none;
	text-decoration: none;
}
aside img {
	border-radius: 1000ch;
	border-top:  10mm solid #000000;
	border-left:  10mm solid rgb(0, 0, 0);
	border-right:  10mm solid rgb(0, 0, 0);
	border-bottom: 10mm solid #000000 ;
	float: none;
}
aside iframe{
	border-radius: 1000ch;
	border-top:  10mm solid #000000;
	border-left:  10mm solid rgb(0, 0, 0);
	border-right:  10mm solid rgb(0, 0, 0);
	border-bottom: 10mm solid #000000 ;
	float: none;
}
/* the style sheet for page 2 */

h4{
	font-size: 250%;
	text-align: center;
}
p{
	font-size: 200%;
}
h2{
	text-align: center;
	font-style: italic;
}
/* the styles for the footer */
footer {
	clear: both;

}
footer p{
	color: var(--global-color-1);
	text-align: center;
	padding: 1em 0;
	background-image: linear-gradient(
	    30deg, #000000 0%, #4e4d4d 30%, rgb(131, 128, 128) 50%, #9b9d9e 80%, #fbfcfd 100%);
}
#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: #3093c8 !important;
	}
}

@media only screen and (max-width: 414px) {
	body { font-size: 90%; }
}