一款纯css3实现的机器人看书动画效果

 <div class='szene'>
        <div class='image i1'>
            &#60; HTML &#62;
            <div class='nail'>
            </div>
        </div>
        <div class='image i2'>
            &#123; CSS &#125;
            <div class='nail'>
            </div>
        </div>
        <div class='head'>
            <div class='eyes'>
            </div>
        </div>
        <div class='body'>
        </div>
        <div class='table'>
        </div>
        <div class='laptop'>
        </div>
        <div class='mouse'>
        </div>
        <div class='notes'>
        </div>
        <div class='lamp'>
            <div class='top'>
            </div>
        </div>
        <div class='headphones'>
        </div>
        <div class='trash'>
            <div class='paper p1'>
            </div>
            <div class='paper p2'>
            </div>
            <div class='paper p3'>
            </div>
            <div class='paper p4'>
            </div>
        </div>
    </div>

* {
  margin: 0;
  padding: 0;
  -moz-box-sizing: border-box;
       box-sizing: border-box;
}

*:before, *:after {
  content: '';
  display: block;
  position: absolute;
  -moz-box-sizing: border-box;
       box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  background: #d93;
}

.szene {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 800px;
  height: 400px;
  margin-left: -400px;
  overflow: hidden;
}

.szene div {
  position: absolute;
}

.image {
  width: 120px;
  height: 120px;
  line-height: 100px;
  text-align: center;
  font-family: 'Open Sans', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: #888;
  border: 8px solid #444;
  background: #eee;
}

.image.i1 { top: 100px; left: 100px; }
.image.i2 { top: 50px; left: 300px; }

.image .nail {
  top: -30px;
  left: 50%;
  width: 8px;
  height: 8px;
  margin-left: -4px;
  border-radius: 50%;
  background: #444;
}

.image .nail:before,
.image .nail:after {
  top: -5px;
  width: 1px;
  height: 35px;
  background: #444;
}

.image .nail:before { left: -11px; -webkit-transform: rotate(55deg); -ms-transform: rotate(55deg); transform: rotate(55deg); }
.image .nail:after { left: 19px; -webkit-transform: rotate(-55deg); -ms-transform: rotate(-55deg); transform: rotate(-55deg); }

.head {
  bottom: 90px;
  left: 575px;
  width: 85px;
  height: 85px;
  border-radius: 50%;
  background: #eee;
}

.head .eyes {
  top: 58px;
  left: 30px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #444;
  box-shadow: 20px 0 0 #444;
  -webkit-animation: 8s eyes ease infinite;
          animation: 8s eyes ease infinite;
}

@-webkit-keyframes eyes {
  0% { -webkit-transform: translate3d(0,0,0); transform: translate3d(0,0,0); }
  5% { -webkit-transform: translate3d(0,-18px,0); transform: translate3d(0,-18px,0); }
  10% { -webkit-transform: translate3d(0,-19px,0); transform: translate3d(0,-19px,0); }
  15% { -webkit-transform: translate3d(-15px,-18px,0); transform: translate3d(-15px,-18px,0); }
  20% { -webkit-transform: translate3d(-15px,-18px,0); transform: translate3d(-15px,-18px,0); }
  25% { -webkit-transform: translate3d(15px,-18px,0); transform: translate3d(15px,-18px,0); }
  30% { -webkit-transform: translate3d(15px,-18px,0); transform: translate3d(15px,-18px,0); }
  35% { -webkit-transform: translate3d(0,-18px,0); transform: translate3d(0,-18px,0); }
  40% { -webkit-transform: translate3d(0,-18px,0); transform: translate3d(0,-18px,0); }
  45% { -webkit-transform: translate3d(0,0,0); transform: translate3d(0,0,0); }
  100% { -webkit-transform: translate3d(0,0,0); transform: translate3d(0,0,0); }
}

@keyframes eyes {
  0% { -webkit-transform: translate3d(0,0,0); transform: translate3d(0,0,0); }
  5% { -webkit-transform: translate3d(0,-18px,0); transform: translate3d(0,-18px,0); }
  10% { -webkit-transform: translate3d(0,-19px,0); transform: translate3d(0,-19px,0); }
  15% { -webkit-transform: translate3d(-15px,-18px,0); transform: translate3d(-15px,-18px,0); }
  20% { -webkit-transform: translate3d(-15px,-18px,0); transform: translate3d(-15px,-18px,0); }
  25% { -webkit-transform: translate3d(15px,-18px,0); transform: translate3d(15px,-18px,0); }
  30% { -webkit-transform: translate3d(15px,-18px,0); transform: translate3d(15px,-18px,0); }
  35% { -webkit-transform: translate3d(0,-18px,0); transform: translate3d(0,-18px,0); }
  40% { -webkit-transform: translate3d(0,-18px,0); transform: translate3d(0,-18px,0); }
  45% { -webkit-transform: translate3d(0,0,0); transform: translate3d(0,0,0); }
  100% { -webkit-transform: translate3d(0,0,0); transform: translate3d(0,0,0); }
}

.body {
  bottom: -20px;
  left: 578px;
  width: 82px;
  height: 110px;
  border-radius: 0 0 50% 50%;
  background: #eee;
}

.table {
  bottom: 15px;
  left: 280px;
  width: 500px;
  height: 15px;
  background: #444;
}

.table:before,
.table:after {
  top: 15px;
  width: 10px;
  height: 20px;
  border-top: 3px solid #aaa;
  background: #eee;
}

.table:before { left: 20px; }
.table:after { right: 20px; }

.laptop {
  bottom: 35px;
  left: 550px;
  width: 140px;
  height: 70px;
  border-radius: 2px 2px 0 0;
  background: #ddd;
}

.laptop:before {
  top: 50%;
  left: 50%;
  width: 18px;
  height: 18px;
  margin: -9px 0 0 -9px;
  border-radius: 50%;
  background: #fff;
}

.laptop:after {
  top: 70px;
  left: -5px;
  width: 150px;
  height: 5px;
  border-radius: 2px 2px 0 0;
  background: #888;
}

.mouse {
  bottom: 30px;
  left: 510px;
  width: 20px;
  height: 6px;
  border-bottom: 2px solid #888;
  border-radius: 25%;
  background: #ddd;
}

.notes {
  bottom: 30px;
  left: 705px;
  width: 60px;
  height: 12px;
  background: #fff;
  border: 4px solid #222;
  border-radius: 4px;
  border-left: 0;
}

.lamp {
  bottom: 30px;
  left: 410px;
  width: 40px;
  height: 20px;
  border-radius: 80px 80px 0 0;
  background: #eee;
}

.lamp:before,
.lamp:after {
  z-index: -1;
  width: 6px;
  height: 80px;
  background: #ccc;
}

.lamp:before { top: -70px; left: 8px; -webkit-transform: rotate(-15deg); -ms-transform: rotate(-15deg); transform: rotate(-15deg); }
.lamp:after { top: -108px; left: 30px; -webkit-transform: rotate(75deg); -ms-transform: rotate(75deg); transform: rotate(75deg) }

.lamp .top {
  top: -75px;
  left: 45px;
  width: 50px;
  height: 25px;
  border-radius: 100px 100px 0 0;
  background: #eee;
  -webkit-transform: rotate(-15deg);
      -ms-transform: rotate(-15deg);
          transform: rotate(-15deg);
}

.headphones {
  bottom: 85px;
  left: 563px;
  width: 110px;
  height: 100px;
  border-radius: 50%;
  border-top: 10px solid #444;
}

.headphones:before,
.headphones:after {
  width: 20px;
  height: 40px;
  top: 20px;
  background: #ddd;
}

.headphones:before {
  left: -8px;
  border-radius: 80px 0 0 80px;
  border-right: 3px solid #444;
}

.headphones:after {
  right: -7px;
  border-radius: 0 80px 80px 0;
  border-left: 3px solid #444;
}

.trash {
  bottom: 10px;
  left: 20px;
  width: 100px;
  height: 8px;
  background: #444;
}

.trash:after {
  top: 8px;
  left: 3px;
  width: 94px;
  height: 25px;
  border-radius: 0 0 50px 50px;
  background: #555;
}

.trash .paper {
  z-index: -1;
  width: 25px;
  height: 50px;
  border: 2px solid #555;
  background: #ddd;
}

.trash .paper.p1 {
  top: -15px;
  left: 10px;
  -webkit-transform: rotate(-20deg);
      -ms-transform: rotate(-20deg);
          transform: rotate(-20deg);
}

.trash .paper.p2 {
  top: -12px;
  left: 30px;
  -webkit-transform: rotate(-40deg);
      -ms-transform: rotate(-40deg);
          transform: rotate(-40deg);
}

.trash .paper.p3 {
  top: -15px;
  left: 60px;
  -webkit-transform: rotate(10deg);
      -ms-transform: rotate(10deg);
          transform: rotate(10deg);
}

.trash .paper.p4 {
  top: -12px;
  left: 30px;
  -webkit-transform: rotate(65deg);
      -ms-transform: rotate(65deg);
          transform: rotate(65deg);
}