header {
	background-color: #f5f5f5;
	height: 560px;
	min-height: 25vw;
	position: relative;
	overflow: hidden;
	z-index: 1;
}

header:before {
	content:"";
	position:absolute;
	top:0;
	left: calc(50% + 12.5%);
	width:100%;
	height: 560px;
	min-height: 25vw;
	background-color: #0B2646;
	transform:skew(16.67deg);
	z-index: -1;
}

header h1 {
	color: #0B2646;
	font-size: 1.75em;
}

header p {
	max-width: 720px;
}

nav {
	box-shadow: 0 4px 8px 0 rgba(0,0,0,0.10);
}

#om-os {
	align-items: center;
	position: relative;
	overflow: hidden;
	z-index: 1;
	background-image: url('../images/om-os_cover.jpg');
	background-position: 25% top;
	background-repeat: no-repeat;
	background-size: cover;
	height: 420px;
}

#om-os:before {
	content: "";
	position: absolute;
	left: calc(35% + 12.5%);
	width: 100%;
	height: 100%;
	min-height: 30vw;
	transform:skew(16.67deg);
	z-index: -1;
	background-color: #f5f5f5;
}

#om-os p {
	max-width: 720px;
}

#mission {
	align-items: center;
	background-color: #0B2646;
}

#mission h3 {
	color: #fff;
}

#mission p {
	color: rgba(255,255,255,0.75);
}

@media screen and (max-width: 767px) {
	nav {
		box-shadow: none;
	}
	header {
		height: 480px;
	}
	header h1 {
		margin-top: 20px;
		font-size: 1.375em;
	}
	#om-os:before {
		transform: none;
		left: 0;
		top: 200px;
	}
	#om-os {
		background-image: url('../images/om-os_cover_mobile.jpg');
		height: auto;
		background-position: center top;
		background-size: contain;
		background-color: #f5f5f5;
		padding-top: 200px;
	}
}