body {
	font-family:Arial, Helvetica, sans-serif;
	text-align:center;
}
body, a, a:link, a:visited, a:hover, a:active {
	color:#73838d;
}
a, a:link, a:visited, a:hover, a:active {
	text-decoration:none;
}
main {
	display:block;
	width:960px;
	margin: 10px auto;
}
main header img {
	display:block;
	margin: 10px auto;
}
main header h1 {
	text-align:center;
	font-size:5em;
}
.contact-details {
	font-size:2em;
	margin-bottom:30px;
}

@media(max-width:960px){
	main {
		width:100%;
	}
	main header img {
		max-width:50%;
	}
	main header h1 {
		font-size:3em;
	}
	.contact-details {
		font-size:1em;
	}
}
@media(max-width:640px){
	main header img {
		max-width:60%;
	}
	main header h1 {
		font-size:2.5em;
	}
	.contact-details {
		font-size:1.25em;
	}
}