.loader-4 {
  --loader-4-size: 48px;
  --loader-4-thickness: calc(var(--loader-4-size) / 8);
  --loader-4-color: #3498dbaa;

  display: grid;
  place-items: center;

  background: white;
  mix-blend-mode: multiply;
  filter: blur(4px) contrast(10);
  padding: 5px;
}

.loader-4 .blended-dots {
  width: var(--loader-4-size);
  aspect-ratio: 1.154;
  --bg: no-repeat radial-gradient(farthest-side, #000 95%, #0000);
  --bg1: no-repeat radial-gradient(farthest-side, #F00 100%, #0000);
  --bg2: no-repeat radial-gradient(farthest-side, #08F 100%, #0000);
  --bg3: no-repeat radial-gradient(farthest-side, #92F 100%, #0000);
  background: var(--bg1), var(--bg2), var(--bg3);
  background-size: 40% calc(40% * 1.154);
  animation: loader-4 2s linear infinite;
}

@keyframes loader-4 {
  0% {
    background-position: 50% 0, 0 100%, 100% 100%;
  }
  50% {
    background-position: 50% 30%, 30% 70%, 70% 70%;
  }
  100% {
    background-position: 50% 0, 0 100%, 100% 100%;
  }
}