纯CSS，转动的月球🌕，HTML/Vue代码在线实时编辑、预览

            
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            $blk: #1a0606;
$none: rgba(#fff, 0);
$white: #fff;
$crater: #2e292a;

$lte: #bfbebb;

// fix the ugly crater placement

html,
body,
div {
  height: 100%;
}

html {
  font-size: 1vmin;
  background: $blk;
}

body {
  margin: auto;
}

div {
  transform-style: preserve-3d;
  perspective: 100em;
  position: relative;

  *,
  *:before,
  *:after,
  &:after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    box-sizing: border-box;
    transform-style: preserve-3d;
    backface-visibility: hidden;
  }

  &:after {
    width: 50em;
    height: 50em;
    background: radial-gradient(circle at top, $none, $blk);
    transform: translate3d(0, 0, 40em);
    margin: auto;
    bottom: 0;
    right: 0;
  }
}
moon {
  margin: auto;
  inset: 0;
  width: 81em;
  height: 81em;
  background: lighten($crater, 10);
  border-radius: 50%;

  spin {
    animation: r 10s linear infinite;
    width: 80em;
    height: 0;
    margin: auto;
    inset: 0;
  }

  c {
    width: 80em;
    height: 1em;

    &:before,
    &:after {
      width: 5em;
      height: 5em;
      box-shadow: 0 -1em $blk, inset 0 -1em $lte;
      border-radius: 50%;
      transform: rotateY(-90deg);
    }

    &:after {
      transform: translate3d(75rem, 0, 0) rotateY(90deg);
    }
  }

  @for $i from 1 through 60 {
    c:nth-of-type(#{$i}) {
      transform: rotate(random(360) * 1deg) rotateY(random(360) * 1deg);

      &:before {
        transform: rotateY(-90deg) scale(random(10) / 10);
      }

      &:after {
        transform: translate3d(75rem, 0, 0)
          rotateY(90deg)
          scale(random(10) / 10);
      }
    }
  }

  @keyframes r {
    to {
      transform: rotateY(360deg);
    }
  }
}

.sig {
  &,
  * {
    height: 9.25em;
    overflow: hidden;
    border-radius: 0.5em;
  }

  position: absolute;
  left: auto;
  right: 1rem;
  top: 1rem;
  font-size: 0.5rem;
  color: $white;
  width: 10em;
  transform: skewX(10deg) scaleY(0.45) rotate(2deg);
  mix-blend-mode: difference;

  &:before,
  *:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 5em;
    height: 5em;
    background: currentColor;
    transform: translate3d(-2.5em, 0, 0) rotate(-45deg);
    box-shadow: -3em 3em 0 0 currentColor;
    border-radius: 0.5em 2em 0.5em 2em;
  }

  * {
    width: 5em;
    transform: translate3d(3.75em, 0, 0) scaleY(0.95);
    display: block !important;

    &:before {
      transform: translate3d(-3em, -2em, 0) rotate(-45deg);
      box-shadow: -3em 3em 0 0 currentColor, -6em 6em 0 0 currentColor;
      border-radius: 0.5em;
    }
  }
}