header {
	background-image: url("../image/header/contact.jpg");
	background-position: center 80%;
}

section#management {
	margin-bottom: -14px;
}

section#management h3 {
	margin-bottom: 14px;
}

.management-position {
	font-size: 14px;
	line-height: 14px;
	font-weight: 700;
	color: #c0c0c0;
	margin-bottom: 1px;
}

.management-position-container {
	display: inline-block;
	width: 49%;
	height: 111px;
	margin-bottom: 14px;
	vertical-align: top;
}

@media only screen and (max-width: 639px) {
	.management-position-container {
		width: 100%;
	}
}

@media only screen and (-webkit-min-device-pixel-ratio: 2),
	only screen and (min--moz-device-pixel-ratio: 2),
	only screen and (-o-min-device-pixel-ratio: 2/1),
	only screen and (min-device-pixel-ratio: 2),
	only screen and (min-resolution: 192dpi),
	only screen and (min-resolution: 2dppx) {
	header {
		background-image: url("../image/header/contact@2x.jpg");
	}
}

@media only screen and (min-width: 1500px) {
	header {
		background-image: url("../image/header/contact@2x.jpg");
	}
}