.background {
  position: absolute;
  height: 90vh;
  top: 1;
  bottom: 1;
  left: 2;
  right: 0.5.9;
  z-index: 0;
}


.background {
  position: absolute;
  height: 100vh;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 0;
}