跳跃正方形加载

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html

css

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html

css

body{background-color: #fff}
.loading {
  position: absolute;
  top: 50%;
  left: 50%;
  height: 240px;
  width: 160px;
  margin: -120px 0 0 -80px;
}
.loading:after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: -5%;
  width: 110%;
  height: 10px;
  border-radius: 100%;
  background: #ececec;
  z-index: -1;
  animation: shadow 1.8s linear infinite;
}
.squareXS {
  position: absolute;
  bottom: 30px;
  left: 68px;
  width: 24px;
  height: 24px;
  border-radius: 2px;
  transform: scale(1.5, 0.5) rotate(0);
  background: #42a7fc;
  animation: squareXS 1.8s linear infinite;
}
.squareXL {
  position: absolute;
  bottom: -20px;
  left: 44px;
  width: 72px;
  height: 72px;
  border-radius: 2px;
  transform: scale(2, 0.5) rotate(0);
  background: #fc3e42;
  animation: squareXL 1.8s linear infinite;
}
@-moz-keyframes squareXS {
  0% {
    transform: scale(1.5, 0.5) rotate(0);
  }
  10% {
    transform: scale(1, 1) rotate(0);
  }
  42% {
    transform: scale(1, 1) rotate(-180deg);
    bottom: 250px;
  }
  74% {
    transform: scale(1, 1) rotate(-360deg);
  }
  75% {
    transform: scale(1, 1) rotate(-360deg);
    bottom: 74px;
  }
  95% {
    transform: scale(1.5, 0.5) rotate(-360deg);
    bottom: 23px;
  }
  100% {
    transform: scale(1.5, 0.5) rotate(-360deg);
    bottom: 14px;
  }
}
@-webkit-keyframes squareXS {
  0% {
    transform: scale(1.5, 0.5) rotate(0);
  }
  10% {
    transform: scale(1, 1) rotate(0);
  }
  42% {
    transform: scale(1, 1) rotate(-180deg);
    bottom: 250px;
  }
  74% {
    transform: scale(1, 1) rotate(-360deg);
  }
  75% {
    transform: scale(1, 1) rotate(-360deg);
    bottom: 74px;
  }
  95% {
    transform: scale(1.5, 0.5) rotate(-360deg);
    bottom: 23px;
  }
  100% {
    transform: scale(1.5, 0.5) rotate(-360deg);
    bottom: 14px;
  }
}
@-o-keyframes squareXS {
  0% {
    transform: scale(1.5, 0.5) rotate(0);
  }
  10% {
    transform: scale(1, 1) rotate(0);
  }
  42% {
    transform: scale(1, 1) rotate(-180deg);
    bottom: 250px;
  }
  74% {
    transform: scale(1, 1) rotate(-360deg);
  }
  75% {
    transform: scale(1, 1) rotate(-360deg);
    bottom: 74px;
  }
  95% {
    transform: scale(1.5, 0.5) rotate(-360deg);
    bottom: 23px;
  }
  100% {
    transform: scale(1.5, 0.5) rotate(-360deg);
    bottom: 14px;
  }
}
@keyframes squareXS {
  0% {
    transform: scale(1.5, 0.5) rotate(0);
  }
  10% {
    transform: scale(1, 1) rotate(0);
  }
  42% {
    transform: scale(1, 1) rotate(-180deg);
    bottom: 250px;
  }
  74% {
    transform: scale(1, 1) rotate(-360deg);
  }
  75% {
    transform: scale(1, 1) rotate(-360deg);
    bottom: 74px;
  }
  95% {
    transform: scale(1.5, 0.5) rotate(-360deg);
    bottom: 23px;
  }
  100% {
    transform: scale(1.5, 0.5) rotate(-360deg);
    bottom: 14px;
  }
}
@-moz-keyframes squareXL {
  0% {
    transform: scale(2, 0.5) rotate(0);
  }
  10% {
    transform: scale(1, 1) rotate(0);
  }
  42% {
    transform: scale(1, 1) rotate(90deg);
    bottom: 120px;
  }
  74% {
    transform: scale(1, 1) rotate(180deg);
  }
  75% {
    transform: scale(1, 1) rotate(180deg);
    bottom: 0;
  }
  95% {
    transform: scale(2, 0.5) rotate(180deg);
    bottom: -20px;
  }
  100% {
    transform: scale(2, 0.5) rotate(180deg);
  }
}
@-webkit-keyframes squareXL {
  0% {
    transform: scale(2, 0.5) rotate(0);
  }
  10% {
    transform: scale(1, 1) rotate(0);
  }
  42% {
    transform: scale(1, 1) rotate(90deg);
    bottom: 120px;
  }
  74% {
    transform: scale(1, 1) rotate(180deg);
  }
  75% {
    transform: scale(1, 1) rotate(180deg);
    bottom: 0;
  }
  95% {
    transform: scale(2, 0.5) rotate(180deg);
    bottom: -20px;
  }
  100% {
    transform: scale(2, 0.5) rotate(180deg);
  }
}
@-o-keyframes squareXL {
  0% {
    transform: scale(2, 0.5) rotate(0);
  }
  10% {
    transform: scale(1, 1) rotate(0);
  }
  42% {
    transform: scale(1, 1) rotate(90deg);
    bottom: 120px;
  }
  74% {
    transform: scale(1, 1) rotate(180deg);
  }
  75% {
    transform: scale(1, 1) rotate(180deg);
    bottom: 0;
  }
  95% {
    transform: scale(2, 0.5) rotate(180deg);
    bottom: -20px;
  }
  100% {
    transform: scale(2, 0.5) rotate(180deg);
  }
}
@keyframes squareXL {
  0% {
    transform: scale(2, 0.5) rotate(0);
  }
  10% {
    transform: scale(1, 1) rotate(0);
  }
  42% {
    transform: scale(1, 1) rotate(90deg);
    bottom: 120px;
  }
  74% {
    transform: scale(1, 1) rotate(180deg);
  }
  75% {
    transform: scale(1, 1) rotate(180deg);
    bottom: 0;
  }
  95% {
    transform: scale(2, 0.5) rotate(180deg);
    bottom: -20px;
  }
  100% {
    transform: scale(2, 0.5) rotate(180deg);
  }
}
@-moz-keyframes shadow {
  40% {
    transform: scale(0.5, 0.8);
  }
}
@-webkit-keyframes shadow {
  40% {
    transform: scale(0.5, 0.8);
  }
}
@-o-keyframes shadow {
  40% {
    transform: scale(0.5, 0.8);
  }
}
@keyframes shadow {
  40% {
    transform: scale(0.5, 0.8);
  }
}

JavaScript

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