body {
  background-color: #ffc;
}

#sprachen {
 background-color: #ff8;
 font-size:small;
 vertical-align:top;
}

#sprachen a {
  text-decoration: none;
  font-weight: bold;
  color: gray;
}

#kopfzeile {
  background-color: #ff8;
  border: 1px solid gray; 
}


#fusszeile {
  background-color: #ff8;
}

#navigation {
  background-color: #ffc;
  height:100%;
   vertical-align: top;
}


#navigation td {
  vertical-align: top;
}


#navigation ul {
    margin: 0;
    padding: 0.8em;
    font-weight: bold;
    font-size: large;
}

#navigation ul li {
    list-style: none;
    margin: 0; padding: 0.4em;
    border: 1px solid gray;
    border-left-color: #ffc;
    border-right-color: #ffc;
    border-bottom-color: #ffc;
}

#navigation ul li a {
    text-decoration: none; font-weight: bold;
}


#content {
  background-color: #ffe;
  padding: 1em;
  padding-left:2em;
  height:500pt;
}

#content td {
 vertical-align: top;
}

#content img {
  padding: 1em;
}

#content h1 {
  border: 2px solid gray;
  border-left-color: #ffe;
  border-right-color: #ffe;
  border-top-color: #ffe;
  border-style: dotted;
}


#regel pre {
  border: 1px solid black;
}

#regel td {
  border: 1px solid gray;
  background-color: #ffa;
}

#regel h2 {
  border-bottom: 1px dashed gray;
  border-top: 1px dashed gray;
}

#folien table th td {
  margin: 0px;
}

#folien th {
  border: solid 1px gray;
  background-color: #ff8;
}

#folien td {
  border: solid 1px gray;

}