body {
	margin-left: 0;
	margin-right: 0;
	background-color: lightcoral;
	font-family: Helvetica,sans-serif;
	font-size: 14px;
}

header {
	margin-bottom: 3em;
}

#logo_line {
	margin-left: 10%;
	margin-bottom: 0.5em;
	display: flex;
}

#logo {
	height: 5em;
	margin-right: 1em;
}

nav {
	padding-left: 10%;
	display: flex;
	background-color: whitesmoke;
	border-top: 1px solid darkgray;
	border-bottom: 1px solid darkgray;
}

nav span {
	padding: 0.5em;
}

nav span:hover {
	background-color: lightgray;
	transition: 0.1s;
}

nav a {
	padding: 0.5em;
	text-decoration: none;
	color: black;
}


main {
	margin-left: 10%;
	margin-right: 10%;
}

section {
	background-color: whitesmoke;
	padding: 5%;
	border-radius: 0.5em;
	box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14),
				0 3px 1px -2px rgba(0, 0, 0, 0.2),
				0 1px 5px 0 rgba(0, 0, 0, 0.12);
}

#fileSelection {
	padding: 0.25em;
}

#fileTabs {
	display: flex;
}

.tab {
	cursor: pointer;
	padding: 1em;
	color: dimgray;
}

.tab:hover {
	color: black;
}

.tabSelected {
	background-color: gainsboro;
	color: black;
	border: 1px solid darkgray;
	border-bottom: none;
	box-shadow: 0 1px 0 gainsboro;
}

.tabWindow {
	display: none;
	padding: 1em;
	background-color: gainsboro;
	border: 1px solid darkgray;
}

.tabWindowSelected {
	display: block;
}