.lsr_loading {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #fff;
  z-index: 99999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: all 0.3s;
}
.cssload-dots {
  width: 0;
  height: 0;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  margin: auto;
  outline: 1px solid red;
  filter: url(#goo);
  -o-filter: url(#goo);
  -ms-filter: url(#goo);
  -webkit-filter: url(#goo);
  -moz-filter: url(#goo);
}

.cssload-dot {
  width: 0;
  height: 0;
  position: absolute;
  left: 0;
  top: 0;
}

.cssload-dot:before {
  content: '';
  width: 31px;
  height: 31px;
  border-radius: 45px;
  background: rgb(251, 211, 1);
  position: absolute;
  left: 50%;
  transform: translateY(0);
  -o-transform: translateY(0);
  -ms-transform: translateY(0);
  -webkit-transform: translateY(0);
  -moz-transform: translateY(0);
  margin-left: -15.5px;
  margin-top: -15.5px;
}

.cssload-dot:nth-child(5):before {
  z-index: 100;
  width: 40.5px;
  height: 40.5px;
  margin-left: -20.75px;
  margin-top: -20.75px;
  animation: cssload-dot-colors 3.4s ease infinite;
  -o-animation: cssload-dot-colors 3.4s ease infinite;
  -ms-animation: cssload-dot-colors 3.4s ease infinite;
  -webkit-animation: cssload-dot-colors 3.4s ease infinite;
  -moz-animation: cssload-dot-colors 3.4s ease infinite;
}

.cssload-dot:nth-child(1) {
  animation: cssload-dot-rotate-1 3.4s 0s linear infinite;
  -o-animation: cssload-dot-rotate-1 3.4s 0s linear infinite;
  -ms-animation: cssload-dot-rotate-1 3.4s 0s linear infinite;
  -webkit-animation: cssload-dot-rotate-1 3.4s 0s linear infinite;
  -moz-animation: cssload-dot-rotate-1 3.4s 0s linear infinite;
}

.cssload-dot:nth-child(1):before {
  background-color: rgb(255, 50, 112);
  animation: cssload-dot-move 3.4s 0s ease infinite;
  -o-animation: cssload-dot-move 3.4s 0s ease infinite;
  -ms-animation: cssload-dot-move 3.4s 0s ease infinite;
  -webkit-animation: cssload-dot-move 3.4s 0s ease infinite;
  -moz-animation: cssload-dot-move 3.4s 0s ease infinite;
}

.cssload-dot:nth-child(2) {
  animation: cssload-dot-rotate-2 3.4s 0.85s linear infinite;
  -o-animation: cssload-dot-rotate-2 3.4s 0.85s linear infinite;
  -ms-animation: cssload-dot-rotate-2 3.4s 0.85s linear infinite;
  -webkit-animation: cssload-dot-rotate-2 3.4s 0.85s linear infinite;
  -moz-animation: cssload-dot-rotate-2 3.4s 0.85s linear infinite;
}

.cssload-dot:nth-child(2):before {
  background-color: rgb(32, 139, 241);
  animation: cssload-dot-move 3.4s 0.85s ease infinite;
  -o-animation: cssload-dot-move 3.4s 0.85s ease infinite;
  -ms-animation: cssload-dot-move 3.4s 0.85s ease infinite;
  -webkit-animation: cssload-dot-move 3.4s 0.85s ease infinite;
  -moz-animation: cssload-dot-move 3.4s 0.85s ease infinite;
}

.cssload-dot:nth-child(3) {
  animation: cssload-dot-rotate-3 3.4s 1.7s linear infinite;
  -o-animation: cssload-dot-rotate-3 3.4s 1.7s linear infinite;
  -ms-animation: cssload-dot-rotate-3 3.4s 1.7s linear infinite;
  -webkit-animation: cssload-dot-rotate-3 3.4s 1.7s linear infinite;
  -moz-animation: cssload-dot-rotate-3 3.4s 1.7s linear infinite;
}

.cssload-dot:nth-child(3):before {
  background-color: rgb(175, 225, 2);
  animation: cssload-dot-move 3.4s 1.7s ease infinite;
  -o-animation: cssload-dot-move 3.4s 1.7s ease infinite;
  -ms-animation: cssload-dot-move 3.4s 1.7s ease infinite;
  -webkit-animation: cssload-dot-move 3.4s 1.7s ease infinite;
  -moz-animation: cssload-dot-move 3.4s 1.7s ease infinite;
}

.cssload-dot:nth-child(4) {
  animation: cssload-dot-rotate-4 3.4s 2.55s linear infinite;
  -o-animation: cssload-dot-rotate-4 3.4s 2.55s linear infinite;
  -ms-animation: cssload-dot-rotate-4 3.4s 2.55s linear infinite;
  -webkit-animation: cssload-dot-rotate-4 3.4s 2.55s linear infinite;
  -moz-animation: cssload-dot-rotate-4 3.4s 2.55s linear infinite;
}

.cssload-dot:nth-child(4):before {
  background-color: rgb(251, 211, 1);
  animation: cssload-dot-move 3.4s 2.55s ease infinite;
  -o-animation: cssload-dot-move 3.4s 2.55s ease infinite;
  -ms-animation: cssload-dot-move 3.4s 2.55s ease infinite;
  -webkit-animation: cssload-dot-move 3.4s 2.55s ease infinite;
  -moz-animation: cssload-dot-move 3.4s 2.55s ease infinite;
}

@keyframes cssload-dot-move {
  0% {
    transform: translateY(0);
  }

  18%,
  22% {
    transform: translateY(-63px);
  }

  40%,
  100% {
    transform: translateY(0);
  }
}

@-o-keyframes cssload-dot-move {
  0% {
    -o-transform: translateY(0);
  }

  18%,
  22% {
    -o-transform: translateY(-63px);
  }

  40%,
  100% {
    -o-transform: translateY(0);
  }
}

@-ms-keyframes cssload-dot-move {
  0% {
    -ms-transform: translateY(0);
  }

  18%,
  22% {
    -ms-transform: translateY(-63px);
  }

  40%,
  100% {
    -ms-transform: translateY(0);
  }
}

@-webkit-keyframes cssload-dot-move {
  0% {
    -webkit-transform: translateY(0);
  }

  18%,
  22% {
    -webkit-transform: translateY(-63px);
  }

  40%,
  100% {
    -webkit-transform: translateY(0);
  }
}

@-moz-keyframes cssload-dot-move {
  0% {
    -moz-transform: translateY(0);
  }

  18%,
  22% {
    -moz-transform: translateY(-63px);
  }

  40%,
  100% {
    -moz-transform: translateY(0);
  }
}

@keyframes cssload-dot-colors {
  0% {
    background-color: rgb(251, 211, 1);
  }

  25% {
    background-color: rgb(255, 50, 112);
  }

  50% {
    background-color: rgb(32, 139, 241);
  }

  75% {
    background-color: rgb(175, 225, 2);
  }

  100% {
    background-color: rgb(251, 211, 1);
  }
}

@-o-keyframes cssload-dot-colors {
  0% {
    background-color: rgb(251, 211, 1);
  }

  25% {
    background-color: rgb(255, 50, 112);
  }

  50% {
    background-color: rgb(32, 139, 241);
  }

  75% {
    background-color: rgb(175, 225, 2);
  }

  100% {
    background-color: rgb(251, 211, 1);
  }
}

@-ms-keyframes cssload-dot-colors {
  0% {
    background-color: rgb(251, 211, 1);
  }

  25% {
    background-color: rgb(255, 50, 112);
  }

  50% {
    background-color: rgb(32, 139, 241);
  }

  75% {
    background-color: rgb(175, 225, 2);
  }

  100% {
    background-color: rgb(251, 211, 1);
  }
}

@-webkit-keyframes cssload-dot-colors {
  0% {
    background-color: rgb(251, 211, 1);
  }

  25% {
    background-color: rgb(255, 50, 112);
  }

  50% {
    background-color: rgb(32, 139, 241);
  }

  75% {
    background-color: rgb(175, 225, 2);
  }

  100% {
    background-color: rgb(251, 211, 1);
  }
}

@-moz-keyframes cssload-dot-colors {
  0% {
    background-color: rgb(251, 211, 1);
  }

  25% {
    background-color: rgb(255, 50, 112);
  }

  50% {
    background-color: rgb(32, 139, 241);
  }

  75% {
    background-color: rgb(175, 225, 2);
  }

  100% {
    background-color: rgb(251, 211, 1);
  }
}

@keyframes cssload-dot-rotate-1 {
  0% {
    transform: rotate(-105deg);
  }

  100% {
    transform: rotate(270deg);
  }
}

@-o-keyframes cssload-dot-rotate-1 {
  0% {
    -o-transform: rotate(-105deg);
  }

  100% {
    -o-transform: rotate(270deg);
  }
}

@-ms-keyframes cssload-dot-rotate-1 {
  0% {
    -ms-transform: rotate(-105deg);
  }

  100% {
    -ms-transform: rotate(270deg);
  }
}

@-webkit-keyframes cssload-dot-rotate-1 {
  0% {
    -webkit-transform: rotate(-105deg);
  }

  100% {
    -webkit-transform: rotate(270deg);
  }
}

@-moz-keyframes cssload-dot-rotate-1 {
  0% {
    -moz-transform: rotate(-105deg);
  }

  100% {
    -moz-transform: rotate(270deg);
  }
}

@keyframes cssload-dot-rotate-2 {
  0% {
    transform: rotate(165deg);
  }

  100% {
    transform: rotate(540deg);
  }
}

@-o-keyframes cssload-dot-rotate-2 {
  0% {
    -o-transform: rotate(165deg);
  }

  100% {
    -o-transform: rotate(540deg);
  }
}

@-ms-keyframes cssload-dot-rotate-2 {
  0% {
    -ms-transform: rotate(165deg);
  }

  100% {
    -ms-transform: rotate(540deg);
  }
}

@-webkit-keyframes cssload-dot-rotate-2 {
  0% {
    -webkit-transform: rotate(165deg);
  }

  100% {
    -webkit-transform: rotate(540deg);
  }
}

@-moz-keyframes cssload-dot-rotate-2 {
  0% {
    -moz-transform: rotate(165deg);
  }

  100% {
    -moz-transform: rotate(540deg);
  }
}

@keyframes cssload-dot-rotate-3 {
  0% {
    transform: rotate(435deg);
  }

  100% {
    transform: rotate(810deg);
  }
}

@-o-keyframes cssload-dot-rotate-3 {
  0% {
    -o-transform: rotate(435deg);
  }

  100% {
    -o-transform: rotate(810deg);
  }
}

@-ms-keyframes cssload-dot-rotate-3 {
  0% {
    -ms-transform: rotate(435deg);
  }

  100% {
    -ms-transform: rotate(810deg);
  }
}

@-webkit-keyframes cssload-dot-rotate-3 {
  0% {
    -webkit-transform: rotate(435deg);
  }

  100% {
    -webkit-transform: rotate(810deg);
  }
}

@-moz-keyframes cssload-dot-rotate-3 {
  0% {
    -moz-transform: rotate(435deg);
  }

  100% {
    -moz-transform: rotate(810deg);
  }
}

@keyframes cssload-dot-rotate-4 {
  0% {
    transform: rotate(705deg);
  }

  100% {
    transform: rotate(1080deg);
  }
}

@-o-keyframes cssload-dot-rotate-4 {
  0% {
    -o-transform: rotate(705deg);
  }

  100% {
    -o-transform: rotate(1080deg);
  }
}

@-ms-keyframes cssload-dot-rotate-4 {
  0% {
    -ms-transform: rotate(705deg);
  }

  100% {
    -ms-transform: rotate(1080deg);
  }
}

@-webkit-keyframes cssload-dot-rotate-4 {
  0% {
    -webkit-transform: rotate(705deg);
  }

  100% {
    -webkit-transform: rotate(1080deg);
  }
}

@-moz-keyframes cssload-dot-rotate-4 {
  0% {
    -moz-transform: rotate(705deg);
  }

  100% {
    -moz-transform: rotate(1080deg);
  }
}



.loading,
.loading > div {
  position: relative;
  box-sizing: border-box;
}

.loading {
  display: block;
  font-size: 0;
  color: #000;
}

.loading.la-dark {
  color: #333;
}

.loading > div {
  display: inline-block;
  float: none;
  background-color: currentColor;
  border: 0 solid currentColor;
}

.loading {
  width: 32px;
  height: 32px;
}

.loading > div:nth-child(1),
.loading > div:nth-child(2) {
  position: absolute;
  left: 0;
  width: 100%;
}

.loading > div:nth-child(1) {
  top: -25%;
  z-index: 1;
  height: 100%;
  border-radius: 10%;
  animation: square-jelly-box-animate 0.6s -0.1s linear infinite;
}

.loading > div:nth-child(2) {
  bottom: -9%;
  height: 10%;
  background: #000;
  border-radius: 50%;
  opacity: 0.2;
  animation: square-jelly-box-shadow 0.6s -0.1s linear infinite;
}

.loading.la-sm {
  width: 16px;
  height: 16px;
}

.loading.la-2x {
  width: 64px;
  height: 64px;
}

.loading.la-3x {
  width: 96px;
  height: 96px;
}

@keyframes square-jelly-box-animate {
  17% {
    border-bottom-right-radius: 10%;
  }

  25% {
    transform: translateY(25%) rotate(22.5deg);
  }

  50% {
    border-bottom-right-radius: 100%;
    transform: translateY(50%) scale(1, 0.9) rotate(45deg);
  }

  75% {
    transform: translateY(25%) rotate(67.5deg);
  }

  100% {
    transform: translateY(0) rotate(90deg);
  }
}

@keyframes square-jelly-box-shadow {
  50% {
    transform: scale(1.25, 1);
  }
}

作者：德育处主任
链接：https://juejin.cn/post/7037636080539009038
来源：稀土掘金
著作权归作者所有。商业转载请联系作者获得授权，非商业转载请注明出处。