body {
  margin: 0;
  padding: 0;
  height: 100vh;
}

.achieve-scroller {
  position: relative;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 239, 0, 1);
  /* background: url(bg.jpg) no-repeat center center / cover;*/
}

.stage {
  position: absolute;
  z-index: 1;
  inset: 0;
  overflow: hidden;
}

.stage span {
  position: absolute;
  width: 50px;
  height: 50px;
  background-color: rgba(255, 255, 255, 1);
  box-shadow: 0 0 5px rgba(255, 255, 255, 0.485),
    0 0 15px rgba(255, 255, 255, 0.5), 0 0 30px rgba(192, 175, 145, 0.5);
  border-radius: 50%;
  filter: blur(2px);
}

.stage span.blur {
  width: 150px;
  height: 150px;
  filter: blur(15px);
}