body {
  background-image: url(../images/background.png);
  background-repeat: repeat-x;
  background-color: #FFFFFF;
}

#logo {
  position: absolute;
  top: 30px;
  left: 50%;
  margin-left: -350px;
}
#impressum {
  position: absolute;
  top: 150px;
  left: 50%;
  margin-left: -200px;
}