<div class="loader"></div>
div {
  position: relative;
  width: 150px;
  height: 150px;
}

.loader {  
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  border: 20px solid #eaf0f6;
  border-radius: 50%;
  border-top: 20px solid #ff7a59;
  animation: spinner 3s linear infinite;
}

@keyframes spinner {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

External CSS

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External JavaScript

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