<div class="cssload-wrap">
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
  <div class="cssload-circle"></div>
</div>
body {
  background:#fff;
  box-shadow: inset 0 0 500px -17px #000, inset 0 0 180px 73px #D566DC;
  height:100vh;
}

.cssload-wrap {
  position: absolute;
  margin: 0 auto 0;
  left: 50%;
  top:50%;
  margin-left: -218px;
  transform: rotateX(75deg);
}
.cssload-circle {
  position: absolute;
  float: left;
  border: 1px solid white;
  animation: bounce 1.73s infinite ease-in-out alternate;
    -o-animation: bounce 1.73s infinite ease-in-out alternate;
    -ms-animation: bounce 1.73s infinite ease-in-out alternate;
    -webkit-animation: bounce 1.73s infinite ease-in-out alternate;
    -moz-animation: bounce 1.73s infinite ease-in-out alternate;
  border-radius: 100%;
  background: transparent;
  top: -73px;
  left: -73px;
}
.cssload-circle:nth-child(1) {
  margin: 0 288px;
  width: 10px;
  height: 10px;
  animation-delay: 115ms;
    -o-animation-delay: 115ms;
    -ms-animation-delay: 115ms;
    -webkit-animation-delay: 115ms;
    -moz-animation-delay: 115ms;
  z-index: -1;
  border: 1px solid rgba(41,25,41,0.08);
}
.cssload-circle:nth-child(2) {
  margin: 0 283px;
  width: 19px;
  height: 19px;
  animation-delay: 230ms;
    -o-animation-delay: 230ms;
    -ms-animation-delay: 230ms;
    -webkit-animation-delay: 230ms;
    -moz-animation-delay: 230ms;
  z-index: -2;
  border: 1px solid rgba(66,18,66,0.7);
}
.cssload-circle:nth-child(3) {
  margin: 0 278px;
  width: 29px;
  height: 29px;
  animation-delay: 345ms;
    -o-animation-delay: 345ms;
    -ms-animation-delay: 345ms;
    -webkit-animation-delay: 345ms;
    -moz-animation-delay: 345ms;
  z-index: -3;
  border: 1px solid rgba(189,40,189,0.42);
}
.cssload-circle:nth-child(4) {
  margin: 0 273px;
  width: 39px;
  height: 39px;
  animation-delay: 460ms;
    -o-animation-delay: 460ms;
    -ms-animation-delay: 460ms;
    -webkit-animation-delay: 460ms;
    -moz-animation-delay: 460ms;
  z-index: -4;
  border: 1px solid rgba(87,31,87,0.7);
}
.cssload-circle:nth-child(5) {
  margin: 0 268px;
  width: 49px;
  height: 49px;
  animation-delay: 575ms;
    -o-animation-delay: 575ms;
    -ms-animation-delay: 575ms;
    -webkit-animation-delay: 575ms;
    -moz-animation-delay: 575ms;
  z-index: -5;
  border: 1px solid rgba(13,137,219,0.28);
}
.cssload-circle:nth-child(6) {
  margin: 0 263px;
  width: 58px;
  height: 58px;
  animation-delay: 690ms;
    -o-animation-delay: 690ms;
    -ms-animation-delay: 690ms;
    -webkit-animation-delay: 690ms;
    -moz-animation-delay: 690ms;
  z-index: -6;
  border: 1px solid rgb(106,136,189);
}
.cssload-circle:nth-child(7) {
  margin: 0 258px;
  width: 68px;
  height: 68px;
  animation-delay: 805ms;
    -o-animation-delay: 805ms;
    -ms-animation-delay: 805ms;
    -webkit-animation-delay: 805ms;
    -moz-animation-delay: 805ms;
  z-index: -7;
  border: 1px solid rgba(212,255,0,0.7);
}
.cssload-circle:nth-child(8) {
  margin: 0 253px;
  width: 78px;
  height: 78px;
  animation-delay: 920ms;
    -o-animation-delay: 920ms;
    -ms-animation-delay: 920ms;
    -webkit-animation-delay: 920ms;
    -moz-animation-delay: 920ms;
  z-index: -8;
  border: 1px solid rgba(170,255,0,0.7);
}
.cssload-circle:nth-child(9) {
  margin: 0 249px;
  width: 88px;
  height: 88px;
  animation-delay: 1035ms;
    -o-animation-delay: 1035ms;
    -ms-animation-delay: 1035ms;
    -webkit-animation-delay: 1035ms;
    -moz-animation-delay: 1035ms;
  z-index: -9;
  border: 1px solid rgba(204,179,116,0.7);
}
.cssload-circle:nth-child(10) {
  margin: 0 244px;
  width: 97px;
  height: 97px;
  animation-delay: 1150ms;
    -o-animation-delay: 1150ms;
    -ms-animation-delay: 1150ms;
    -webkit-animation-delay: 1150ms;
    -moz-animation-delay: 1150ms;
  z-index: -10;
  border: 1px solid rgba(74,27,74,0.7);
}
.cssload-circle:nth-child(11) {
  margin: 0 239px;
  width: 107px;
  height: 107px;
  animation-delay: 1265ms;
    -o-animation-delay: 1265ms;
    -ms-animation-delay: 1265ms;
    -webkit-animation-delay: 1265ms;
    -moz-animation-delay: 1265ms;
  z-index: -11;
  border: 1px solid rgba(186,41,186,0.7);
}
.cssload-circle:nth-child(12) {
  margin: 0 234px;
  width: 117px;
  height: 117px;
  animation-delay: 1380ms;
    -o-animation-delay: 1380ms;
    -ms-animation-delay: 1380ms;
    -webkit-animation-delay: 1380ms;
    -moz-animation-delay: 1380ms;
  z-index: -12;
  border: 1px solid rgba(28,12,28,0.7);
}
.cssload-circle:nth-child(13) {
  margin: 0 229px;
  width: 127px;
  height: 127px;
  animation-delay: 1495ms;
    -o-animation-delay: 1495ms;
    -ms-animation-delay: 1495ms;
    -webkit-animation-delay: 1495ms;
    -moz-animation-delay: 1495ms;
  z-index: -13;
  border: 1px solid rgba(130,38,130,0.7);
}
.cssload-circle:nth-child(14) {
  margin: 0 224px;
  width: 136px;
  height: 136px;
  animation-delay: 1610ms;
    -o-animation-delay: 1610ms;
    -ms-animation-delay: 1610ms;
    -webkit-animation-delay: 1610ms;
    -moz-animation-delay: 1610ms;
  z-index: -14;
  border: 1px solid rgba(245,142,245,0.7);
}
.cssload-circle:nth-child(15) {
  margin: 0 219px;
  width: 146px;
  height: 146px;
  animation-delay: 1725ms;
    -o-animation-delay: 1725ms;
    -ms-animation-delay: 1725ms;
    -webkit-animation-delay: 1725ms;
    -moz-animation-delay: 1725ms;
  z-index: -15;
  border: 1px solid rgba(0,255,128,0.66);
}
.cssload-circle:nth-child(16) {
  margin: 0 214px;
  width: 156px;
  height: 156px;
  animation-delay: 1840ms;
    -o-animation-delay: 1840ms;
    -ms-animation-delay: 1840ms;
    -webkit-animation-delay: 1840ms;
    -moz-animation-delay: 1840ms;
  z-index: -16;
  border: 1px solid rgba(0,255,170,0.7);
}
.cssload-circle:nth-child(17) {
  margin: 0 210px;
  width: 166px;
  height: 166px;
  animation-delay: 1955ms;
    -o-animation-delay: 1955ms;
    -ms-animation-delay: 1955ms;
    -webkit-animation-delay: 1955ms;
    -moz-animation-delay: 1955ms;
  z-index: -17;
  border: 1px solid rgba(0, 255, 213, 0.7);
}
.cssload-circle:nth-child(18) {
  margin: 0 205px;
  width: 175px;
  height: 175px;
  animation-delay: 2070ms;
    -o-animation-delay: 2070ms;
    -ms-animation-delay: 2070ms;
    -webkit-animation-delay: 2070ms;
    -moz-animation-delay: 2070ms;
  z-index: -18;
  border: 1px solid rgba(0, 255, 255, 0.7);
}
.cssload-circle:nth-child(19) {
  margin: 0 200px;
  width: 185px;
  height: 185px;
  animation-delay: 2185ms;
    -o-animation-delay: 2185ms;
    -ms-animation-delay: 2185ms;
    -webkit-animation-delay: 2185ms;
    -moz-animation-delay: 2185ms;
  z-index: -19;
  border: 1px solid rgba(0, 212, 255, 0.7);
}
.cssload-circle:nth-child(20) {
  margin: 0 195px;
  width: 195px;
  height: 195px;
  animation-delay: 2300ms;
    -o-animation-delay: 2300ms;
    -ms-animation-delay: 2300ms;
    -webkit-animation-delay: 2300ms;
    -moz-animation-delay: 2300ms;
  z-index: -20;
  border: 1px solid rgba(0, 170, 255, 0.7);
}
.cssload-circle:nth-child(21) {
  margin: 0 190px;
  width: 205px;
  height: 205px;
  animation-delay: 2415ms;
    -o-animation-delay: 2415ms;
    -ms-animation-delay: 2415ms;
    -webkit-animation-delay: 2415ms;
    -moz-animation-delay: 2415ms;
  z-index: -21;
  border: 1px solid rgba(0, 127, 255, 0.7);
}
.cssload-circle:nth-child(22) {
  margin: 0 185px;
  width: 214px;
  height: 214px;
  animation-delay: 2530ms;
    -o-animation-delay: 2530ms;
    -ms-animation-delay: 2530ms;
    -webkit-animation-delay: 2530ms;
    -moz-animation-delay: 2530ms;
  z-index: -22;
  border: 1px solid rgba(0, 85, 255, 0.7);
}
.cssload-circle:nth-child(23) {
  margin: 0 180px;
  width: 224px;
  height: 224px;
  animation-delay: 2645ms;
    -o-animation-delay: 2645ms;
    -ms-animation-delay: 2645ms;
    -webkit-animation-delay: 2645ms;
    -moz-animation-delay: 2645ms;
  z-index: -23;
  border: 1px solid rgba(0, 43, 255, 0.7);
}
.cssload-circle:nth-child(24) {
  margin: 0 175px;
  width: 234px;
  height: 234px;
  animation-delay: 2760ms;
    -o-animation-delay: 2760ms;
    -ms-animation-delay: 2760ms;
    -webkit-animation-delay: 2760ms;
    -moz-animation-delay: 2760ms;
  z-index: -24;
  border: 1px solid rgba(0, 0, 255, 0.7);
}
.cssload-circle:nth-child(25) {
  margin: 0 171px;
  width: 244px;
  height: 244px;
  animation-delay: 2875ms;
    -o-animation-delay: 2875ms;
    -ms-animation-delay: 2875ms;
    -webkit-animation-delay: 2875ms;
    -moz-animation-delay: 2875ms;
  z-index: -25;
  border: 1px solid rgba(42, 0, 255, 0.7);
}
.cssload-circle:nth-child(26) {
  margin: 0 166px;
  width: 253px;
  height: 253px;
  animation-delay: 2990ms;
    -o-animation-delay: 2990ms;
    -ms-animation-delay: 2990ms;
    -webkit-animation-delay: 2990ms;
    -moz-animation-delay: 2990ms;
  z-index: -26;
  border: 1px solid rgba(85, 0, 255, 0.7);
}
.cssload-circle:nth-child(27) {
  margin: 0 161px;
  width: 263px;
  height: 263px;
  animation-delay: 3105ms;
    -o-animation-delay: 3105ms;
    -ms-animation-delay: 3105ms;
    -webkit-animation-delay: 3105ms;
    -moz-animation-delay: 3105ms;
  z-index: -27;
  border: 1px solid rgba(127, 0, 255, 0.7);
}
.cssload-circle:nth-child(28) {
  margin: 0 156px;
  width: 273px;
  height: 273px;
  animation-delay: 3220ms;
    -o-animation-delay: 3220ms;
    -ms-animation-delay: 3220ms;
    -webkit-animation-delay: 3220ms;
    -moz-animation-delay: 3220ms;
  z-index: -28;
  border: 1px solid rgba(170, 0, 255, 0.7);
}
.cssload-circle:nth-child(29) {
  margin: 0 151px;
  width: 283px;
  height: 283px;
  animation-delay: 3335ms;
    -o-animation-delay: 3335ms;
    -ms-animation-delay: 3335ms;
    -webkit-animation-delay: 3335ms;
    -moz-animation-delay: 3335ms;
  z-index: -29;
  border: 1px solid rgba(212, 0, 255, 0.7);
}
.cssload-circle:nth-child(30) {
  margin: 0 146px;
  width: 292px;
  height: 292px;
  animation-delay: 3450ms;
    -o-animation-delay: 3450ms;
    -ms-animation-delay: 3450ms;
    -webkit-animation-delay: 3450ms;
    -moz-animation-delay: 3450ms;
  z-index: -30;
  border: 1px solid rgba(255, 0, 255, 0.7);
}


@keyframes bounce {
  0% {
    transform: translateY(0px);
  }
  100% {
    transform: translateY(97px);
  }
}

@-o-keyframes bounce {
  0% {
    -o-transform: translateY(0px);
  }
  100% {
    -o-transform: translateY(97px);
  }
}

@-ms-keyframes bounce {
  0% {
    -ms-transform: translateY(0px);
  }
  100% {
    -ms-transform: translateY(97px);
  }
}

@-webkit-keyframes bounce {
  0% {
    -webkit-transform: translateY(0px);
  }
  100% {
    -webkit-transform: translateY(97px);
  }
}

@-moz-keyframes bounce {
  0% {
    -moz-transform: translateY(0px);
  }
  100% {
    -moz-transform: translateY(97px);
  }
}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.