main.css

body{
    margin: 0;
    padding: 0;
    
}
.wrapper{
    width: 50%;
    min-height: 550px;
    margin: auto;
    margin-top: 50px;
    border-radius: 50%;
    position: relative;
    animation: round 15s linear  infinite ;

}
.wrapper div{
    width: 150px;
    height: 150px;
    border-radius: 50%;
    position: absolute;
    
}
#one{
    top: 10%;
    left: 40%;
}
#two{
   left: 15%;
   top: 40%;
}
#third{
    top: 40%;
    left: 65%;
}
#fourth{
    top: 70%;
    left: 40%;
    
}

#active{
    top: 40%;
    left: 40%;
    transform: rotate(360deg) ;
    
}
.crcl{
    animation: round 4s linear  infinite ;
    text-align: center;
    transition: all ease 1s;
}
.crcl::after{
    content: '';
    display: block;
    width: 30px;
    height: 30px;
    margin-top:70px;
    border-radius: 50%;
    background: #ffffff;
}

@keyframes round{
    0%{
        transform: rotate(0deg)
    }
    100%{
        transform: rotate(360deg)
    }
}