.cursor {
  width: 100px;
  height: 100px;
  border: 1px solid #fffae1;
  border-radius: 50%;
  position: absolute;
  transition: 0.1s ease;
  z-index: -2;
  opacity: 1;
  top: -100px;
  left: -100px;
}

.cursor-fade {
  transition: 0.5s ease;
  transform: scale(2);
  filter: url(#filth);
  opacity: 0;
}