body {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

#container {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  margin: 0;
  padding: 0;
  transform-origin: 0 0;
}