*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #acbaca;
    overflow: hidden;
}
div{
    position: absolute;
    top: 0;
    width: 300px;
    height: 300px;
    background: #c9d5e0;
    border-radius: 50px;
    box-shadow: 25px 25px  30px -10px rgba(0,0,0,0.15),
    inset 15px 15px 15px rgba(255,255,255,0.75),
    inset -2px -2px 10px rgba(0,0,0,0.55),
    -15px -15px 35px rgba(255,255,255,0.15);
}
div:nth-child(2){
    position: absolute;
    top: 80px;
    right: 100px;
    width: 400px;
    height: 400px;
}
div:nth-child(1){
    position: absolute;
    top: -100px;
    left: 190px;
    right: 200px;
    width: 250px;
    height: 250px;
}
div:nth-child(3){
    position: absolute;
    left: 50px;
    top: 250px;
}
div:nth-child(4){
    position: absolute;
    top: 200px;
   left: 550px;
   width: 150px;
   height: 150px;
   border-radius: 30px;
}div:nth-child(5){
    position: absolute;
    top: 500px;
}