* {
  padding: 0;
  margin: 0;
}
body  {
  font: 100% Arial, Helvetica, sans-serif;
  text-align: center; 
  background-color: #d0d0d0;
  margin-top: 20px; 
}
#mother { 
  width: 1200px; /* gute Idee?*/
  text-align: left;
  margin: 0 auto;
  /*border: 2px solid white;*/
}
#header1 { 
  height: 38px;
  background-color: #d0d0d0;
  padding: 5px 5px; 
  border: 1px solid white;  
} 
#menu {
  float: left;
  width: 260px; 
  background-color: #d0d0d0;
  margin: 10px;
  /*border: 1px  solid white;  */
  /*height: 620px;*/
  font-size: 12px;
}