html, body {
	width: 100%;
	height: 100%;
}

body {
	  background: url('../img/bg_subpages.jpg')no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
	height: 100%;
}

main {
	margin-bottom: 30px;
}

.footer {
	padding: 20px;
	background-color: #111;
}

.kasten a {
	color: #fff;
}
.footer, .footer p, .footer a {
	color: rgb(153,153,153);
	font-size: 13px;
	font-family: "Open Sans";
	transition: color 0.25s;
}

footer p {
	padding: 10px;
}

footer a.nav {
	display: block;
	text-align: center;
	padding: 10px;
	float: left;
}

footer a:hover {
	text-decoration: none;
	color: #fff;
}
a.nav-link {
	display: block;
	font-size: 14px;
	padding: 15px 11px;
	text-transform: uppercase;
	transition: 0.5s;
	height: 50px;
	font-weight: 400 !important;
	color: #000 !important;
}

a.nav-link:hover {
	background-color: rgb(104,198,226);
	color: #fff !important;
}

.kasten {
	font-size: 12px;
	font-family: Open Sans;
	color: #fff;
	padding: 15px;
	background-color: rgba(0,0,0,0.7);
	text-align: center;
}

div.headline {
	font-size: 40px;
	font-family: Open Sans;
	color: #fff;
	font-weight: bold;
	text-align: center;
	margin-top: 20px;
}