body{
	background-image:url(images/betonnenmuur.jpg);
	background-attachment:fixed;
}
a.white {
	color:#fff;
	text-decoration:underline;
	font-weight:bold;
}

a.black {
	color:#000;
	text-decoration:underline;
	font-weight:bold;
}

.container{
	background-color:#fff;
	-webkit-box-shadow: 0px 1px 17px rgba(50, 50, 50, 1);
	-moz-box-shadow:    0px 1px 17px rgba(50, 50, 50, 1);
	box-shadow:         0px 1px 17px rgba(50, 50, 50, 1);
	margin-bottom:50px;
	margin-top:50px;
}
.padding5{
	padding:5px;
}
.footer{
	padding:5px;
	background-color:#515556;
	color:#fff;
}


.topnav {
	overflow: hidden;
	background-color: #515556;
}

.topnav a {
	float: left;
	display: block;
	color: #f2f2f2;
	text-align: center;
	padding: 14px 16px;
	text-decoration: none;
	font-size: 17px;
}

.topnav a:hover {
	background-color: #f58019;
	color: #fff;
}

.active {
	background-color: #f58019;
	color: white;
}

.topnav .icon {
	display: none;
}

@media screen and (max-width: 600px) {
	.topnav a:not(:first-child) {display: none;}
	.topnav a.icon {
		float: right;
		display: block;
	}
}

@media screen and (max-width: 600px) {
	.topnav.responsive {position: relative;}
	.topnav.responsive .icon {
		position: absolute;
		right: 0;
		top: 0;
	}
	.topnav.responsive a {
		float: none;
		display: block;
		text-align: left;
	}
}