.bg-sketch-1 {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0.35;
  z-index: -10;
}


.bg-sketch-2 {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -7.5rem);
  width: 80%;
  opacity: 0.35;
  z-index: -100;
}

.bg-sketch-3 {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0.35;
  z-index: -10;
}