JSFiddle - React, Tailwind, and code Playground

by D S

HTML

<div class="effect">
    <div class="light"></div>
    <div class="point"></div>
    <div class="small-point"></div>
</div>

CSS

body{background:black}
.effect{
    width:50px;
    height:50px;
    position:absolute;
}
.point{
    width:20px;
    height:20px;
    background-color:white;
    position:absolute;
    left:50%;
    top:50%;
    border-radius:50%;
    margin:-10px 0 0 -10px;
}
.small-point{
    width:14px;
    height:14px;
    background-color:blue;
    position:absolute;
    left:50%;
    top:50%;
    border-radius:50%;
    margin:-7px 0 0 -7px;
    -webkit-animation:width 1s ease-in-out infinite forwards;
}
@-webkit-keyframes width { 
    0% {width:14px; height:14px; margin-left:-7px; margin-top:-7px;}
    50% {width:10px; height:10px; margin-left:-5px; margin-top:-05px;}
    100% {width:14px; height:14px; margin-left:-7px; margin-top:-7px;}
    
}
.light{
    width:50px;
    height:50px;
    background-color:blue;
 
    left:300;
    top:300;
    border-radius:50%;
    -webkit-animation:spin 2s linear infinite forwards;
}
@-webkit-keyframes spin { 
    0% {width:0px; height:0px; margin-left:25px; margin-top:25px; opacity:1;}
    100% {width:50px; height:50px; margin-left:0px; margin-top:0px; opacity:0;}
}