body {
	font-family: "proxima-nova",sans-serif;
}

header, div, aside, section, article {
  overflow: auto;
}

nav {
	margin-top: 100px;
}

aside {
  float: right;
	position: relative;
	top: 50%;
	transform: translateY(-50%);
	margin: 2em;
	width: 800px;
	height: 600px;
}

section {
	float: left;
	height: 100%;
}

h1 {
	font-size: 70px;
	margin: auto;
	text-align: center;
}

h2 {
	font-size: 35px;
	margin: auto;
	text-align: center;
}

nav ul {
	list-style-type: none;
	margin: 0;
	padding: 0;
	font-size: 35px;
}

li {
  padding: 10px 0;
}

#container {
	margin: auto;
	width: 1280px;
	height: 720px;
	padding: 1em;
}

#video, #stillFrame {
	width: 800px;
	height: 600px;
	padding: 0;   
}

#homeMenu {
  margin-top: 100px;
}

#chaptersTitle {
  text-align: left;
}

#chapters {
  margin-top: 75px;
}

.mainNav {
  margin-top: 200px;
}

#selectedChapter {
  margin-top: initial;
  hidden: true;
}