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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<!-- This script got from www.devanswer.com -->
<style>
* {
margin: 0;
padding: 0;
}
body {
display: flex;
justify-content: center;
align-items: center;
width: 100%;
min-height: 100vh;
background: #000;
overflow: hidden;
}
.glowing {
position: relative;
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);
}
}
</style>
</head>
<body>
<div class="glowing">
<span style="--i:1;"></span>
<span style="--i:2;"></span>
<span style="--i:3;"></span>
</div>
<div class="glowing">
<span style="--i:1;"></span>
<span style="--i:2;"></span>
<span style="--i:3;"></span>
</div>
<div class="glowing">
<span style="--i:1;"></span>
<span style="--i:2;"></span>
<span style="--i:3;"></span>
</div> <div class="glowing">
<span style="--i:1;"></span>
<span style="--i:2;"></span>
<span style="--i:3;"></span>
</div><div id="bcl"><a style="font-size:8pt;text-decoration:none;" href="http://www.devanswer.com">Developers Answer</a></div>
</body>
</html>
