*
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
section
{
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #042104;
    animation: animateColor 8s linear infinite;    
}
@keyframes animateColor
{
    0%
    {
        filter: hue-rotate(0deg);
    }
    100%
    {
        filter: hue-rotate(360deg);
    }
}
section .container
{
    display: flex;
}
section .container .circles
{
    position: relative;
    width: 150px;
    height: 150px;
    margin: 0 -7.5px; 
}
section .container .circles span
{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform: rotate(calc(18deg *var(--i)))
}
section .container .circles span::before
{
    content: '';
    position: absolute;
    right: 0;
    top: calc(50% - 7.5px);
    width: 15px;
    height: 15px;
    background: #00ff0a;
    border-radius: 50%;
    box-shadow: 0 0 10px #00ff0a,
    0 0 20px #00ff0a,
    0 0 40px #00ff0a,
    0 0 60px #00ff0a,
    0 0 80px #00ff0a,
    0 0 100px #00ff0a;
    transform: scale(0.1);
    animation: animate 4s linear infinite;
    animation-delay: calc(0.1s * var(--i));
}
@keyframes animate
{
    0%
    {
        transform: scale(1);
    }
    50%,100%
    {
        transform: scale(0.1);
    }
}
section .container .circles:nth-child(2)
{
    transform: rotate(-180deg);
}
section .container .circles:nth-child(2) span::before
{
    animation-delay: calc(-0.1s* var(--i));
}