.glowing {
 
  min-width: 700px;
  height: 550px;
  margin: -150px;
  transform-origin: right;
  animation: colorChange 5s linear infinite;
}

.glowing:nth-child(even) {
  transform-origin: left;
}

@keyframes colorChange {
  0% {
    filter: hue-rotate(0deg);
    transform: rotate(0deg);
  }
  100% {
    filter: hue-rotate(360deg);
    transform: rotate(360deg);
  }
}

.glowing span {
  position: absolute;
  top: calc(80px * var(--i));
  left: calc(80px * var(--i));
  bottom: calc(80px * var(--i));
  right: calc(80px * var(--i));
}

.glowing span::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -8px;
  width: 15px;
  height: 15px;
  background: #f00;
  border-radius: 50%;
}

.glowing span:nth-child(3n + 1)::before {
  background: rgba(134,255,0,1);
  box-shadow: 0 0 20px rgba(134,255,0,1),
    0 0 40px rgba(134,255,0,1),
    0 0 60px rgba(134,255,0,1),
    0 0 80px rgba(134,255,0,1),
    0 0 0 8px rgba(134,255,0,.1);
}

.glowing span:nth-child(3n + 2)::before {
  background: rgba(255,214,0,1);
  box-shadow: 0 0 20px rgba(255,214,0,1),
    0 0 40px rgba(255,214,0,1),
    0 0 60px rgba(255,214,0,1),
    0 0 80px rgba(255,214,0,1),
    0 0 0 8px rgba(255,214,0,.1);
}

.glowing span:nth-child(3n + 3)::before {
  background: rgba(0,226,255,1);
  box-shadow: 0 0 20px rgba(0,226,255,1),
    0 0 40px rgba(0,226,255,1),
    0 0 60px rgba(0,226,255,1),
    0 0 80px rgba(0,226,255,1),
    0 0 0 8px rgba(0,226,255,.1);
}

.glowing span:nth-child(3n + 1) {
  animation: animate 10s alternate infinite;
}

.glowing span:nth-child(3n + 2) {
  animation: animate-reverse 3s alternate infinite;
}

.glowing span:nth-child(3n + 3) {
  animation: animate 8s alternate infinite; 
}

@keyframes animate {
  0% {
    transform: rotate(180deg);
  }
  50% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes animate-reverse {
  0% {
    transform: rotate(360deg);
  }
  
  50% {
    transform: rotate(180deg);
  }
  
  100% {
    transform: rotate(0deg);
  }
}




.light {
    position: absolute;
    width: 0px;
    box-shadow: #e9f1f1 0px 0px 20px 2px;
    top: 100vh;
    bottom: 0px;
    left: 0px;
    right: 0px;
    margin: auto;
}

.x1{
  -webkit-animation: floatUp 4s infinite linear;
  -moz-animation: floatUp 4s infinite linear;
  -o-animation: floatUp 4s infinite linear;
  animation: floatUp 4s infinite linear;
   -webkit-transform: scale(1.0);
   -moz-transform: scale(1.0);
   -o-transform: scale(1.0);
  transform: scale(1.0);
  left: -25%;
}

.x2{
  -webkit-animation: floatUp 7s infinite linear;
  -moz-animation: floatUp 7s infinite linear;
  -o-animation: floatUp 7s infinite linear;
  animation: floatUp 7s infinite linear;
  -webkit-transform: scale(1.6);
  -moz-transform: scale(1.6);
  -o-transform: scale(1.6);
  transform: scale(1.6);
  left:-50%; 
}

.x3{
  -webkit-animation: floatUp 2.5s infinite linear;
  -moz-animation: floatUp 2.5s infinite linear;
  -o-animation: floatUp 2.5s infinite linear;
  animation: floatUp 2.5s infinite linear;
  -webkit-transform: scale(.5);
  -moz-transform: scale(.5);
  -o-transform: scale(.5);
  transform: scale(.5);
  left: -75%;
}

.x4{
  -webkit-animation: floatUp 4.5s infinite linear;
  -moz-animation: floatUp 4.5s infinite linear;
  -o-animation: floatUp 4.5s infinite linear;
  animation: floatUp 4.5s infinite linear;
  -webkit-transform: scale(1.2);
  -moz-transform: scale(1.2);
  -o-transform: scale(1.2);
  transform: scale(1.2);
   left:-85%
}

.x5{
  -webkit-animation: floatUp 8s infinite linear;
  -moz-animation: floatUp 8s infinite linear;
  -o-animation: floatUp 8s infinite linear;
  animation: floatUp 8s infinite linear;
  -webkit-transform: scale(2.2);
  -moz-transform: scale(2.2);
  -o-transform: scale(2.2);
  transform: scale(2.2);
   
}

.x6{
  -webkit-animation: floatUp 3s infinite linear;
  -moz-animation: floatUp 3s infinite linear;
  -o-animation: floatUp 3s infinite linear;
  animation: floatUp 3s infinite linear;
  -webkit-transform: scale(.8);
  -moz-transform: scale(.8);
  -o-transform: scale(.8);
  transform: scale(.8);
 
    left: 25%;
}

.x7{
  -webkit-animation: floatUp 5.3s infinite linear;
  -moz-animation: floatUp 5.3s infinite linear;
  -o-animation: floatUp 5.3s infinite linear;
  animation: floatUp 5.3s infinite linear;
  -webkit-transform: scale(3.2);
  -moz-transform: scale(3.2);
  -o-transform: scale(3.2);
  transform: scale(3.2);
    left:50%
}

.x8{
  -webkit-animation: floatUp 4.7s infinite linear;
  -moz-animation: floatUp 4.7s infinite linear;
  -o-animation: floatUp 4.7s infinite linear;
  animation: floatUp 4.7s infinite linear;
  -webkit-transform: scale(1.7);
  -moz-transform: scale(1.7);
  -o-transform: scale(1.7);
  transform: scale(1.7);
  left:75%
}

.x9{
  -webkit-animation: floatUp 4.1s infinite linear;
  -moz-animation: floatUp 4.1s infinite linear;
  -o-animation: floatUp 4.1s infinite linear;
  animation: floatUp 4.1s infinite linear;
  -webkit-transform: scale(0.9);
  -moz-transform: scale(0.9);
  -o-transform: scale(0.9);
  transform: scale(0.9);
    left:85%
}
 

@-webkit-keyframes floatUp{
  0%{top: 100vh; opacity: 1;}
  25%{opacity: 1;}
  50%{top: 0vh; opacity: 1;}
  75%{opacity: 1;}
  100%{top: -100vh; opacity: 1;}
}
@-moz-keyframes floatUp{
  0%{top: 100vh; opacity: 1;}
  25%{opacity: 1;}
  50%{top: 0vh; opacity: 1;}
  75%{opacity: 1;}
  100%{top: -100vh; opacity: 1;}
}
@-o-keyframes floatUp{
  0%{top: 100vh; opacity: 1;}
  25%{opacity: 1;}
  50%{top: 0vh; opacity: 1;}
  75%{opacity: 1;}
  100%{top: -100vh; opacity: 1;}
}

@-o-keyframes floatUp{
  0%{top: 100vh; opacity: 1;}
  25%{opacity: 1;}
  50%{top: 0vh; opacity: 1;}
  75%{opacity: 1;}
  100%{top: -100vh; opacity:1;}
}