/* CSS Document */
body{
	margin: 0;
}
.page-wrapper{
	background-color:#FDF5B4;
}
.page-wrapper p{
		font-family: Baskerville, "Palatino Linotype", Palatino, "Century Schoolbook L", "Times New Roman", "serif";
		font-size: 18pt;
	}
.page-wrapper h2{
	font-size: 22px;
}
.page-wrapper h4{
	font-size: 16px;
}
nav ul li a{
	text-decoration: none;
	color: #ffff00;
	background-color: #000;
	display: block;
	text-align: center;
	padding: 10px 0 10px 0;
	margin-bottom: 5px;
	
}
nav ul li a:hover{
	background-color: #495688;
}
nav ul{
	list-style: none;
	padding-left: 0;
	margin-left: 20px;
	margin-right: 20px;
}
.titles h2{
	font-family: Gotham, "Helvetica Neue", Helvetica, Arial, "sans-serif";
	text-align: center;
}

.LLtxt{
	flex: auto;
	margin-left: 20px;
	margin-right: 20px;
	text-align: justify;
}
.lastlecture{
	float:none;
	margin-left: auto;
	margin-right: auto;
	display: block;
}
.book-cover{
	float:none;
	margin-left: auto;
	margin-right: auto;
	display: block;
}
.caption{
	flex: auto;
	margin-left: 20px;
	margin-right: 20px;
	text-align: justify;
}
footer {
	margin-top: 60px;
	padding-top: 25px;
	padding-bottom: 25px;
	background-color: #383838;
	color: #F5F5F5;
	text-align: center;
}


@media screen and (min-width:800px)
			and (orientation: landscape){
	nav ul{
		display: flex;
	}
	nav ul li{
		flex: 1;
		margin: 5px;
	}
	.five-cols{	
		display: flex;
	}
	.LLtxt{
		width: 30%;
	}
	.PDSR{
		width: 35%;
	}
	.VTIS{
		width: 35%;
	}
}