#contain {
  width: 300px;
  height: 100px;
  position: fixed;
  top: 20.5rem;
  right: 0;
  left: 0;
  bottom: 0;
  margin: 0px auto;
  opacity: 0;
  animation: fadeIn 1s 1;
  animation-fill-mode: forwards;
  z-index: 1000;
}

.wrap {
  animation: rotate 1000ms infinite ease-in-out alternate, zindex 2000ms infinite ease-in-out;
  position: absolute;
  z-index: 0;
}

.part {
  width: 100px;
  height: 100px;
  background: radial-gradient(
    circle at 0 0,
    rgba(0, 0, 0, 0),
    rgba(0, 0, 0, 0) 65%,
    rgba(0, 0, 0, 0.1) 65%,
    rgba(0, 0, 0, 0.1)
  );
  background-color: #e3746b;
  border-radius: 50%;
  animation: scale 1000ms infinite ease-in-out alternate;
  animation-delay: -500ms;
  transform: scale(0.5);
}

.part:after {
  content: '';
  width: 100px;
  height: 10px;
  background: #77777740;
  position: absolute;
  top: 130px;
  border-radius: 50%;
}

#wrap2 {
  animation-delay: -1000ms;
}

#part2 {
  background-color: #397bf9;
  animation-delay: -1500ms;
}

#wrap3 {
  animation-delay: -1500ms;
}

#part3 {
  background-color: #f4b400;
  animation-delay: -2000ms;
}

#wrap4 {
  animation-delay: -2500ms;
}

#part4 {
  background-color: #0f9d58;
  animation-delay: -3000ms;
}

@keyframes rotate {
  100% {
    transform: translateX(200px);
  }
}
@keyframes scale {
  100% {
    transform: scale(1);
  }
}
@keyframes zindex {
  25% {
    z-index: 1;
  }

  75% {
    z-index: -1;
  }
}
@keyframes fadeIn {
  100% {
    opacity: 1;
  }
}