html, body {
	margin: 0;
	padding: 0;
	height: 100vh;
	width: 100vw;
	overflow: hidden; 
}

body {
	background-image: url('../images/background_01.jpg');
	background-position: center;
	background-repeat: no-repeat;
	background-size: cover;
	background-attachment: fixed;
	font-family: sans-serif;
}

img {
	border: 20px solid #ffffff;
	border-radius: 400px;
	height: 400px;
	position: absolute;
	bottom: 10vh;
	right:10vw;
}

@media( max-width: 800px ) {
	body {
		background-position: top center;
		background-size: contain;
		background-attachment: scroll;
	}

	main {
		text-align: center;
	}

	img {
		margin-top: 30vw;
		position: static;
		height: 200px;
	}
}