h1{
color:orange;
font-weight:bold;
text-align:center;
}

body{
background-color:grey;
margin:0px;
padding:0px;
}

nav ul{
-moz-box-sizing:border-box;
padding-left:0px;
list-style-type:none;
}

nav li{
display:inline;
padding:15px;
}

a{
text-decoration:none;
color:black;
}

nav{
-moz-box-sizing:border-box;
-webkit-box-sizing:border-box;
padding-top:25px;
width:100%;
height:100px;
margin-left:auto;
margin-right:auto;
Background-color:black;
text-align:center;
box-shadow:3px 3px 3px black;
}

nav a{
color:maroon;
}

.rahmen{
width:960px;
margin-left:auto;
margin-right:auto;
position:relative;
}

.inhalt{
-moz-box-sizing:border-box;
-webkit-box-sizing:border-box;
padding:50px;
width:100%;
min-height:750px;
margin-left:auto;
margin-right:auto;
box-shadow:3px 3px 3px black;
background-color:lightgrey;
}

footer{
-moz-box-sizing:border-box;
-webkit-box-sizing:border-box;
padding:20px;
width:100%;
height:100px;
margin-left:auto;
margin-right:auto;
text-align:right;
}

.logo{
-moz-box-sizing:border-box;
-webkit-box-sizing:border-box;
width:80px;
height:80px;
position:absolute;
left:870px;
top:10px;
background-color:maroon;
box-shadow:2px 2px 2px orange;
text-align:center;
padding-top:10px;
}