html {
  background: none transparent;
}

body {
  background:none;
  width:663px;
}

#top, #menu {
  display:none;
}

#content {
  border:none;
}
.spKurs {
  border:2px solid black !important;
  background-color:white !important;
  color:black !important;
}

.blue-button {
  display:none;
}

#w3cright, #w3cleft {
  display:none;
}