body {
  background-color: #ffffcc;
  font-family: "Arial", "Helvetica", "sans-serif";
}

.rechts {
  background-color: #ffcc66;
}

.links {
  background-color: #ffff99;
}

#kopf {
  background-color: #ccffff;
  font-weight: bold;
}

nav {
  cursor: pointer;
  width: 800px;
  font-family: calibri;
 }

nav ul {
  list-style-type: none;
	padding: 15px;
}

nav li {
  display:inline;
  padding: .15px;
  text-decoration: none;
  margin-right: 20px
}

nav ul ul li { 	 
  display: block;
}

nav a:focus,
nav a:hover,
nav a:active {
  text-docoration:underline;
  }