<!-- this script is provided by www.htmlbestcodes.com coded by: Kerixa Inc. -->
<style>
body {
    margin: 0;
    overflow: hidden;
}

.background {
    width: 100vw;
    height: 100vh;
    background: #3E1E68;
}

.background span {
    width: 20vmin;
    height: 20vmin;
    border-radius: 20vmin;
    backface-visibility: hidden;
    position: absolute;
    animation-name: move;
    animation-duration: 6s;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

.background span:nth-child(1) {
    color: #583C87;
    top: 78%;
    left: 10%;
    animation-duration: 11.7s;
    animation-delay: -13.3s;
    transform-origin: -18vw 1vh;
    box-shadow: 40vmin 0 13.1703394061vmin currentColor;
}

.background span:nth-child(2) {
    color: #FFACAC;
    top: 37%;
    left: 32%;
    animation-duration: 15.4s;
    animation-delay: -3.8s;
    transform-origin: 0vw -14vh;
    box-shadow: -40vmin 0 12.8843707121vmin currentColor;
}

.background span:nth-child(3) {
    color: #FFACAC;
    top: 68%;
    left: 27%;
    animation-duration: 14.6s;
    animation-delay: -2.5s;
    transform-origin: -22vw 13vh;
    box-shadow: 40vmin 0 8.307207701vmin currentColor;
}

.background span:nth-child(4) {
    color: #FFACAC;
    top: 50%;
    left: 11%;
    animation-duration: 13.2s;
    animation-delay: -2.8s;
    transform-origin: -12vw -22vh;
    box-shadow: 40vmin 0 5.3820899345vmin currentColor;
}

.background span:nth-child(5) {
    color: #583C87;
    top: 76%;
    left: 18%;
    animation-duration: 13.1s;
    animation-delay: -11s;
    transform-origin: 5vw -12vh;
    box-shadow: 40vmin 0 9.3838987909vmin currentColor;
}

.background span:nth-child(6) {
    color: #E45A84;
    top: 20%;
    left: 7%;
    animation-duration: 10.5s;
    animation-delay: -14.8s;
    transform-origin: 23vw 15vh;
    box-shadow: -40vmin 0 6.3975752551vmin currentColor;
}

.background span:nth-child(7) {
    color: #E45A84;
    top: 94%;
    left: 34%;
    animation-duration: 14.3s;
    animation-delay: -11.1s;
    transform-origin: -8vw -14vh;
    box-shadow: 40vmin 0 12.0666466216vmin currentColor;
}

.background span:nth-child(8) {
    color: #583C87;
    top: 45%;
    left: 93%;
    animation-duration: 13s;
    animation-delay: -0.1s;
    transform-origin: 13vw -12vh;
    box-shadow: 40vmin 0 7.3639723802vmin currentColor;
}

.background span:nth-child(9) {
    color: #583C87;
    top: 87%;
    left: 72%;
    animation-duration: 12.4s;
    animation-delay: -10.6s;
    transform-origin: 23vw 7vh;
    box-shadow: 40vmin 0 6.5557938171vmin currentColor;
}

.background span:nth-child(10) {
    color: #FFACAC;
    top: 55%;
    left: 13%;
    animation-duration: 11.3s;
    animation-delay: -8s;
    transform-origin: -8vw -21vh;
    box-shadow: 40vmin 0 10.9937724555vmin currentColor;
}

.background span:nth-child(11) {
    color: #E45A84;
    top: 6%;
    left: 66%;
    animation-duration: 15.5s;
    animation-delay: -14.6s;
    transform-origin: -8vw 4vh;
    box-shadow: 40vmin 0 12.1052079659vmin currentColor;
}

.background span:nth-child(12) {
    color: #583C87;
    top: 53%;
    left: 64%;
    animation-duration: 15.4s;
    animation-delay: -9.9s;
    transform-origin: 4vw 19vh;
    box-shadow: -40vmin 0 7.7426339135vmin currentColor;
}

.background span:nth-child(13) {
    color: #583C87;
    top: 68%;
    left: 96%;
    animation-duration: 10.2s;
    animation-delay: -0.1s;
    transform-origin: 10vw 23vh;
    box-shadow: -40vmin 0 11.9251679467vmin currentColor;
}

.background span:nth-child(14) {
    color: #FFACAC;
    top: 48%;
    left: 71%;
    animation-duration: 11.6s;
    animation-delay: -2.8s;
    transform-origin: 2vw -20vh;
    box-shadow: 40vmin 0 7.2057803302vmin currentColor;
}

.background span:nth-child(15) {
    color: #583C87;
    top: 87%;
    left: 12%;
    animation-duration: 14.2s;
    animation-delay: -14.9s;
    transform-origin: -1vw -9vh;
    box-shadow: 40vmin 0 8.7570551472vmin currentColor;
}

.background span:nth-child(16) {
    color: #E45A84;
    top: 12%;
    left: 67%;
    animation-duration: 13.3s;
    animation-delay: -14.8s;
    transform-origin: 4vw -21vh;
    box-shadow: -40vmin 0 10.3035498786vmin currentColor;
}

.background span:nth-child(17) {
    color: #FFACAC;
    top: 72%;
    left: 12%;
    animation-duration: 14.5s;
    animation-delay: -8.7s;
    transform-origin: 25vw 12vh;
    box-shadow: 40vmin 0 13.1249684616vmin currentColor;
}

.background span:nth-child(18) {
    color: #583C87;
    top: 6%;
    left: 12%;
    animation-duration: 11.5s;
    animation-delay: -7s;
    transform-origin: -5vw -5vh;
    box-shadow: -40vmin 0 11.2354548206vmin currentColor;
}

.background span:nth-child(19) {
    color: #E45A84;
    top: 8%;
    left: 20%;
    animation-duration: 14.6s;
    animation-delay: -12.3s;
    transform-origin: -2vw 1vh;
    box-shadow: -40vmin 0 5.0626754365vmin currentColor;
}

.background span:nth-child(20) {
    color: #FFACAC;
    top: 91%;
    left: 64%;
    animation-duration: 11.3s;
    animation-delay: -6.7s;
    transform-origin: 13vw -7vh;
    box-shadow: 40vmin 0 13.8377851011vmin currentColor;
}

@keyframes move {
100% {
    transform: translate3d(0, 0, 1px) rotate(360deg);
}
}
</style>
<div class="background">
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
  <span></span>
</div><a target='_blank' href='www.htmlbestcodes.com' style='font-size: 8pt; text-decoration: none'>Html Best Codes</a>