body {
	background: #000 url(bg.jpg);
	background-size: cover;
}

#video_background { position: absolute; bottom: 0px; right: 0px; min-width: 100%; min-height: 100%; width: auto; height: auto; z-index: 0; overflow: hidden; }

#video_pattern { background-image: url(../images/pattern.png); position: fixed; opacity: 0.8; left: 0px; top: 0px; width: 100%; height: 100%; z-index: 1; }

header {
	display: block;
	position: fixed;
	width: 400px;
	height: 470px;
	left: 50%;
	top: 50%;
	margin-left: -200px;
	margin-top: -200px;
}

.logo {
	position: relative;
	display: block;
	width: 400px;
	height: 400px;
	background: url(logo.png);
}

.mail {
	background: url(mail.png);
	position: absolute;
	width: 400px;
	height: 70px;
	display: block;
}


.mail:hover {
	background: url(mailhover.png);
}