h1 {
	background-image: linear-gradient(rgba(0,0,0,0.5),rgba(0,0,0,0.5)), url("images/katana_kamae.jpg");
}

.historyimg {
	margin: auto;
	display: block;
	max-width: 100%;
	max-height: 50vh;
}

.caption {
	font-style: italic;
	text-align: center;
	margin-top: 0;
}