data/train/codepen-ABKVZX-AeydmX/full.html

<!DOCTYPE html>
<html>
<head>
  <style>.spinner {
  position: relative;
  margin: auto;
  box-sizing: border-box;
  background-clip: padding-box;
  width: 200px;
  height: 200px;
  border-radius: 100px;
  border: 4px solid rgba(255, 255, 255, 0.1);
  -webkit-mask: linear-gradient(rgba(0, 0, 0, 0.1), black 90%);
  transform-origin: 50% 60%;
  transform: perspective(200px) rotateX(66deg);
  animation: spinner-wiggle 1.2s infinite; }

@keyframes spinner-wiggle {
  30% {
    transform: perspective(200px) rotateX(66deg); }
  40% {
    transform: perspective(200px) rotateX(65deg); }
  50% {
    transform: perspective(200px) rotateX(68deg); }
  60% {
    transform: perspective(200px) rotateX(64deg); } }

.spinner:before,
.spinner:after {
  content: "";
  position: absolute;
  margin: -4px;
  box-sizing: inherit;
  width: inherit;
  height: inherit;
  border-radius: inherit;
  opacity: .05;
  border: inherit;
  border-color: transparent;
  animation: spinner-spin 1.2s cubic-bezier(0.6, 0.2, 0, 0.8) infinite, spinner-fade 1.2s linear infinite; }

.spinner:before {
  border-top-color: #66e6ff; }

.spinner:after {
  border-top-color: #f0db75;
  animation-delay: 0.3s; }

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

@keyframes spinner-fade {
  20% {
    opacity: .1; }
  40% {
    opacity: 1; }
  60% {
    opacity: .1; } }

body {
  display: flex;
  padding: 50px;
  box-sizing: border-box;
  background: radial-gradient(#1f3a47, #0b1114); }

html, body {
  height: 100%; }
</style>
</head>
<body>
  <div class="spinner"></div>
  <script></script>
</body>
</html>