NPjJxw

index.html

<div id="loader"></div>

NPjJxw.markdown

NPjJxw

A Pen by Pavel Grinchenko on CodePen.

License.

style.css

html, body {
  height: 100%;
}

body {
  background-color: #363b4a;
  display: flex;
  align-items: center;
  justify-content: center;
}

#loader {
  position: relative;
  width: 40px;
  height: 40px;
}

#loader:after {
  content: ' ';
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  display: block;
  border-top: 1px solid #888;
  border-bottom: 1px solid #888;
  border-left: 1px solid #888;
  border-right: 1px solid #fff;
  border-radius: 50%;
  animation: rotating 0.8s linear infinite;
}

@keyframes rotating {
  from {
    transform: rotateZ(-360deg);
  }
  to {
    transform: rotateZ(0deg);
  }
}