<div class="loading">
  <span class="circle1"></span>
  <span class="circle2"></span>
</div>

body {
  height: 100vh;
  background-image: linear-gradient(-60deg, #DBE6F6 0%, #C5796D 100%)
}

.loading {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 20px;
  height: 150px;
  animation: loading 1s ease 100;
}
.loading .circle1 {
  display: block;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #C5796D;
}
.loading .circle2 {
  display: block;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #DBE6F6;
  margin-top: 110px;
}

@keyframes loading {
  0% {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  100% {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}