*{
    padding: 0px;
    margin: 0px;
    box-sizing: border-box;
}
body{
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    /*background-color: white;*/
}
.S{
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #D44711;
}
.b1{
   width: 92%;
   height: 85%;
   background-image: linear-gradient(#550E0E,#DF2695);
   border-radius: 50%;
  
   
   
}
.b2{
    width: 100%;
    height: 100%;
    background-color: #550E0E;
    border-radius: 50%;
    animation: opacity 20s ease infinite;
    filter: blur(10px);
   
    
}
@keyframes opacity {
    0%,100%{
        opacity: 1% ;
    
    }
    50%{
        opacity: 45%;
    }
}

@media only screen and (max-width: 600px){
    .S{
        width: 450px;
        height: 450px;

      }

}

@media only screen and (min-width: 601px){
    .S{
        width: 500px;
        height: 500px;

      }

      
}

@media only screen and (min-width: 1200px){
    .S{
    width: 600px;
    height: 600px;
  }

  
}