data/train/codepen-ABLpdn-DwPEpY/full.html

<!DOCTYPE html>
<html>
<head>
  <style>body {
  text-align: center;
  padding: 50px;
}

.spinner {
  font-family: sans-serif;
  font-weight: 100;
}

.spinner:not(:required) {
  font-size: 0;
  letter-spacing: -1px;
  display: inline-block;
  position: relative;
  left: -3.4285714286px;
  top: -24px;
  width: 6.8571428571px;
  height: 48px;
  border-radius: 3.4285714286px;
  background: linear-gradient(rgba(0, 102, 255, 0.5) 0, rgba(0, 102, 255, 0.5) 15px, transparent 15px, transparent 27px, rgba(0, 102, 255, 0.1) 27px, rgba(0, 102, 255, 0.1) 48px);
  -webkit-animation: spinner 1500ms infinite linear;
  -moz-animation: spinner 1500ms infinite linear;
  -ms-animation: spinner 1500ms infinite linear;
  -o-animation: spinner 1500ms infinite linear;
  animation: spinner 1500ms infinite linear;
  -webkit-transform-origin: 50% 50%;
  -moz-transform-origin: 50% 50%;
  -ms-transform-origin: 50% 50%;
  -o-transform-origin: 50% 50%;
  transform-origin: 50% 50%;
}

.spinner:not(:required):before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6.8571428571px;
  height: 48px;
  border-radius: 3.4285714286px;
  background: linear-gradient(rgba(0, 102, 255, 0.4) 0, rgba(0, 102, 255, 0.4) 15px, transparent 15px, transparent 27px, rgba(0, 102, 255, 0.06) 27px, rgba(0, 102, 255, 0.06) 48px);
  -webkit-transform-origin: 50% 50%;
  -moz-transform-origin: 50% 50%;
  -ms-transform-origin: 50% 50%;
  -o-transform-origin: 50% 50%;
  transform-origin: 50% 50%;
  -webkit-transform: rotateZ(-60deg);
  -moz-transform: rotateZ(-60deg);
  -ms-transform: rotateZ(-60deg);
  -o-transform: rotateZ(-60deg);
  transform: rotateZ(-60deg);
}

.spinner:not(:required):after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6.8571428571px;
  height: 48px;
  border-radius: 3.4285714286px;
  background: linear-gradient(rgba(0, 102, 255, 0.3) 0, rgba(0, 102, 255, 0.3) 15px, transparent 15px, transparent 27px, rgba(0, 102, 255, 0) 27px, rgba(0, 102, 255, 0) 48px);
  -webkit-transform-origin: 50% 50%;
  -moz-transform-origin: 50% 50%;
  -ms-transform-origin: 50% 50%;
  -o-transform-origin: 50% 50%;
  transform-origin: 50% 50%;
  -webkit-transform: rotateZ(-120deg);
  -moz-transform: rotateZ(-120deg);
  -ms-transform: rotateZ(-120deg);
  -o-transform: rotateZ(-120deg);
  transform: rotateZ(-120deg);
}

@-webkit-keyframes spinner {
  0% {
    -webkit-transform: rotateZ(0deg);
            transform: rotateZ(0deg);
  }
  100% {
    -webkit-transform: rotateZ(360deg);
            transform: rotateZ(360deg);
  }
}
@-moz-keyframes spinner {
  0% {
    -moz-transform: rotateZ(0deg);
         transform: rotateZ(0deg);
  }
  100% {
    -moz-transform: rotateZ(360deg);
         transform: rotateZ(360deg);
  }
}
@-o-keyframes spinner {
  0% {
    -o-transform: rotateZ(0deg);
       transform: rotateZ(0deg);
  }
  100% {
    -o-transform: rotateZ(360deg);
       transform: rotateZ(360deg);
  }
}
@keyframes spinner {
  0% {
    -webkit-transform: rotateZ(0deg);
       -moz-transform: rotateZ(0deg);
        -ms-transform: rotateZ(0deg);
         -o-transform: rotateZ(0deg);
            transform: rotateZ(0deg);
  }
  100% {
    -webkit-transform: rotateZ(360deg);
       -moz-transform: rotateZ(360deg);
        -ms-transform: rotateZ(360deg);
         -o-transform: rotateZ(360deg);
            transform: rotateZ(360deg);
  }
}</style>
</head>
<body>
  <span class="spinner">Loading...</span>
  <script></script>
</body>
</html>