.background {
  bottom: 0;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
  -webkit-user-select: none;
          user-select: none;
  z-index: -1;
}
.background img {
  display: block;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  pointer-events: none;
  width: 100%;
}
.background__overlay {
  background-color: rgba(0, 0, 0, 0.3);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}