*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #000;
}
.circle{
    position: relative;
    width: 600px;
    height: 600px;
    filter: url(#wavy) blur(1px);
}
.circle::before{
    content: '';
    position: absolute;
    top: 100px;
    left: 100px;
    right: 100px;
    bottom: 100px;
    border: 20px solid #fff;
    border-radius: 50%;
    box-shadow: 0 0 50px #0f0,
    inset 0 0 50px #0f0;
    animation:  animate 5s linear infinite;
}
.circle::after{
    content: '';
    position: absolute;
    top: 100px;
    left: 100px;
    right: 100px;
    bottom: 100px;
    border: 20px solid #fff;
    border-radius: 50%;
    box-shadow: 0 0 50px #fff,
    inset 0 0 50px #fff;
}
.circle:nth-child(2)::before{
    animation-delay: 2.5s;
}
@keyframes animate{
    0%{
        box-shadow: 0 0 50px #0f0,
        inset 0 0 50px #0f0;
        filter: hue-rotate(0deg);
    }
    20%{
        box-shadow: 0 0 60px #0f0,
        inset 0 0 60px #0f0;
       
    }
    40%{
        box-shadow: 0 0 40px #0f0,
        inset 0 0 40px #0f0;
      
    }
    60%{
        box-shadow: 0 0 80px #0f0,
        inset 0 0 80px #0f0;
        
    }
    80%{
        box-shadow: 0 0 100px #0f0,
        inset 0 0 100px #0f0;
        
    }
    100%{
        box-shadow: 0 0 50px #0f0,
        inset 0 0 50px #0f0;
        filter: hue-rotate(360deg);
    }
}
svg{
    width: 0;
    height: 0;
}