body {
	width: 100%;
	margin:0;
	padding: 0;
	font-family: sans-serif;
}
h1 {
  color: green;
}
main, footer {
	display: inline-flex;
}

/*  navmain START */
#navmain {
  margin-top: 0;
}

nav {
    display: inline-block;
    text-align: center;
    width: 100%;
}
nav ul {
    list-style: none;
  }
nav li {
  	display: inline;
    margin: 0.5em; 
  }
nav a {
    text-decoration: none;
    font-size: 1.2em;
    font-weight: 300;
    color: #fff;
  }
nav a:focus, nav a:hover, nav a:active {    
    text-decoration:underline;
  }
/*  navmain ENDE */
/* The hero image */
.hero-image {
	background-image: linear-gradient(rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.2)), url("bg_header.jpeg");
	height: 50%;
	width: 100%;
	background-position: center;
	background-repeat: no-repeat;
	background-size: cover;
	position: relative;
}

/* Place text in the middle of the image */
.hero-text {
	text-align: center;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	color: white;
}
.hero-text h1 {
	color: #fff;
}
main {
	width: 100%;
	margin-left: auto;
	margin-right: auto;
    padding: 40px 20px 0px 20px;
	border-bottom: 2px solid green;
}
#content {
	width: 900px;
	margin-left: auto;
	margin-right: auto;
	text-align: justify;
}
footer {
	width: 100%;
	height: 60px;
}