body {
	margin: 0;
	font-family: 'PingFangSC-Regular', Helvetica, Arial, serif;
}

nav {
	display: flex;
	height: 80px;
	margin: 0 15vw;
	align-items: center;
}

a {
	text-decoration: none;
	color: rgba(0, 0, 0, 0.87);
}

nav.logo {
	display: block;
}

.tabs {
	margin-left: auto;
}

.tabs > ul {
	font-size: 14px;
	color: rgba(0, 0, 0, 0.87);
	height: 50px;
	align-items: center;
	line-height: 1.5em
}

.tabs li {
	/*height: 50px;*/
	margin: 10px 2em;
	display: inline-block;
	font-size: 14px;
	color: rgba(0, 0, 0, 0.87);
	line-height: 20px;
}

.tabs a {
	color: black;
	text-decoration: none;
}

.tabs .focus {
	border-bottom: 3px solid #3370F6;
}

.splash {
	width: 100vw;
}

.splash img {
	width: 100vw;
}

footer {
	height: 50px;
	background-color: #333333;
	padding-top: 1.5em;
	padding-bottom: 1.5em;
	text-align: center;
}


footer .announcement {
	color: #FFFFFF;
	margin: 0.5em 0;
}

footer .footnote {
	font-size: 12px;
	color: #FFFFFF;
	margin-top: 0.5em;
	margin-bottom: 1em;
	opacity: 7;
}