body, html {
  height: 100%;
}

.bg {
  /* The image used */
  /*background-image: url("bag_2880x1800_orange2.gif");*/
  /*background-image: url("stiller_Logo.svg");*/
  background-image: url("stiller_ohne.svg");

  /* Full height */
  height: 100%;

  /* Center and scale the image nicely */
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}