body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background-color: #f0f0f0;
}

.loader {
  width: 100px;
  aspect-ratio: 1;
  padding: 10px;
  box-sizing: border-box;
  display: grid;
  background: #fff;
  filter: blur(5px) contrast(10) hue-rotate(300deg);
  mix-blend-mode: darken;
}

.loader:before,
.loader:after {
  content: "";
  grid-area: 1/1;
  width: 40px;
  height: 40px;
  background: #e8a443;
  animation: l7 2s infinite;
}

.loader:after {
  animation-delay: -1s;
}

@keyframes l7 {
  0% {
    transform: translate(0, 0);
  }
  25% {
    transform: translate(100%, 0);
  }
  50% {
    transform: translate(100%, 100%);
  }
  75% {
    transform: translate(0, 100%);
  }
  100% {
    transform: translate(0, 0);
  }
}