@charset "UTF-8";
html {
  box-sizing: border-box; 
}

*, *::before, *::after {
  	box-sizing: inherit; 
}
  
html {
   font-size: 62.5%; /*1.0rem entspricht 10px*/
}

body {
	font-size: 1.6px; /* Fallback für alte Browser, die rem nicht kennen */;
	font-size: 1.6rem; /* 16px */;
	line-height: 1.5; /* 24px */
	font-family: Verdana, Geneva, Tahoma, sans-serif;
	font-weight: 300;
	color: #444;/* dunkelgrau */;
	background-color: #efefef; /* hellgrau */
	background:url('../abstrakt-blau-bokeh-370799.jpg') fixed;
}
header{	
	background:url('../dummy-468x60-RedDots.jpg') fixed;
	color:white;	
}
footer {
	color:white;
}

.footer a {
	color:white;
}
p,h1,h2,h3 {
	margin:2rem;
}
main {	
	display:block;
}
.page-wrapper {
	margin: 0 auto;	
	max-width: 80em;
}
.intro {
	font-size: 1.8px; /* Fallback für alte Browser, die rem nicht kennen */;
	font-size: 1.8rem; /* 18px */;
	font-weight: 700;	
}
ul {	
	list-style-type:square;
}
figure, figcaption {
	background-color:purple;
	color:white;
	margin:2rem;
	padding:0;
}
figure img{
	width:100%;
}  
.nav {
    box-shadow: none;
    margin:1.6em 0 1.6em 0.8em;
     }       
    .nav   a {
    margin-left:2rem;
    margin-right:2rem;
      padding: 0.5em 0;
    border-top:solid thin;
      display: block; 
     }
.main {
	margin:1.6em 0.8em 1.6em 0;
}
.nav a:link {
   	text-decoration: none; }
.nav a:link, .nav a:visited {
   	color: #696969;
}
.nav a:hover, .nav a:focus, .nav a:active {
    background-color:#696969;
   	color: #fff;
}
.section {
	 border-top:solid thin;
	 margin-left:2rem;
	 margin-right:2rem;
}
.section a:link {
	text-decoration:none;
	display:block;
}
.secimg{
	vertical-align: middle;
	margin:2px;		
}
.section a:link, .section a:visited {
   	color: #696969;
}
.section a:hover, .section a:focus, .section a:active {
    background-color:#696969;
   	color: #fff;
}
.page-wrapper {
	display: grid;
	grid-template-columns: 3fr 1fr;
	}  
.header {
	background-color: red;	
	grid-area: 1 / 1 / 2 / 3;
	/* grid-area: row-start / column-start / row-end / column-end; */
}
.nav {
	background-color: #fff;	
	grid-area: 2 / 2 / 3 / 3;
	/* grid-area: row-start / column-start / row-end / column-end; */
	}
.main {
	background-color: #fff;	
	grid-area: 2 / 1 / 4 / 2;
	/* grid-area: row-start / column-start / row-end / column-end; */
}
.footer {
	background-color:blue;
	padding: 0.8em 2rem;
	text-align: left;	
	grid-area: 4 / 1 / 5 / 3;
	/* grid-area: row-start / column-start / row-end / column-end; */
}