<div class="loader">
  <div class="inner">
  </div>
</div>

body {
  background: #262E2A;
  overflow: hidden;
}

.loader {
  animation: spin 1.5s linear alternate infinite;
  background: #B73F41;
  border-radius: 50%;
  height: 120px;
  width: 120px;
}

.loader:before {
  background: #B73F41;
  border-radius: 50%;
  content: '';
  display: block;
  height: 0.5em;
  width: 0.5em;
  z-index: 2;
}

.loader:after {
  background: #262E2A;
  border-radius: 50%;
  box-shadow: 0em -2.60em #262E2A,
    2.25em -4.02em #262E2A,
    2.25em -1.25em #262E2A,
    4.60em 0em #262E2A,
    2.25em 1.25em #262E2A,
    2.25em 4.02em #262E2A,
    0em 2.60em #262E2A,
    -2.25em 4.02em #262E2A,
    -2.25em 1.25em #262E2A,
    -4.60em 0em #262E2A,
    -2.25em -1.25em #262E2A,
    -2.25em -4.02em #262E2A;
  content: '';
  display: block;
  height: 2em;
  width: 2em;
}

.inner {
  animation: load 1.5s linear alternate infinite;
  border: solid 1px #B73F41;
  border-radius: 50%;
  height: 1.75em;
  width: 1.75em;
  z-index: 1;
}

.loader, .loader:before, .loader:after, .inner {
  bottom: 0;
  left: 0;
  margin: auto;
  position: absolute;
  right: 0;
  top: 0;
}

@keyframes load {
  0% {
    box-shadow: 0em -2.60em #262E2A,
      2.25em -1.25em #262E2A,
      2.25em 1.25em #262E2A,
      0em 2.60em #262E2A,
      -2.25em 1.25em #262E2A,
      -2.25em -1.25em #262E2A;
  }
  15% {
    box-shadow: 0em -2.60em #262E2A,
      2.25em -1.25em #262E2A,
      2.25em 1.25em #262E2A,
      0em 2.60em #262E2A,
      -2.25em 1.25em #262E2A,
      -2.25em -1.25em #B73F41;
  }
  30% {
    box-shadow: 0em -2.60em #262E2A,
      2.25em -1.25em #262E2A,
      2.25em 1.25em #262E2A,
      0em 2.60em #262E2A,
      -2.25em 1.25em #B73F41,
      -2.25em -1.25em #B73F41;
  }
  45% {
    box-shadow: 0em -2.60em #262E2A,
      2.25em -1.25em #262E2A,
      2.25em 1.25em #262E2A,
      0em 2.60em #B73F41,
      -2.25em 1.25em #B73F41,
      -2.25em -1.25em #B73F41;
  }
  60% {
    box-shadow: 0em -2.60em #262E2A,
      2.25em -1.25em #262E2A,
      2.25em 1.25em #B73F41,
      0em 2.60em #B73F41,
      -2.25em 1.25em #B73F41,
      -2.25em -1.25em #B73F41;
  }
  75% {
    box-shadow: 0em -2.60em #262E2A,
      2.25em -1.25em #B73F41,
      2.25em 1.25em #B73F41,
      0em 2.60em #B73F41,
      -2.25em 1.25em #B73F41,
      -2.25em -1.25em #B73F41;
  }
  90% {
    box-shadow: 0em -2.60em #B73F41,
      2.25em -1.25em #B73F41,
      2.25em 1.25em #B73F41,
      0em 2.60em #B73F41,
      -2.25em 1.25em #B73F41,
      -2.25em -1.25em #B73F41;
  }
  100% {
    box-shadow: 0em -2.60em #B73F41,
      2.25em -1.25em #B73F41,
      2.25em 1.25em #B73F41,
      0em 2.60em #B73F41,
      -2.25em 1.25em #B73F41,
      -2.25em -1.25em #B73F41;
  }
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  15% {
    transform: rotate(60deg);
  }
  30% {
    transform: rotate(120deg);
  }
  45% {
    transform: rotate(180deg);
  }
  60% {
    transform: rotate(240deg);
  }
  75% {
    transform: rotate(300deg);
  }
  90% {
    transform: rotate(360deg);
  }
  100% {
    transform: rotate(0deg);
  }
}