<div class="satu"></div>
<div class="dua"></div>
<div class="tiga"></div>
<style>
  body{
    background:#0B2429;
    margin:0;
    display:flex;
    justify-content:center;
    align-items:center;
  }
  div{
    width:150px;
    height:150px;
    border-bottom-right-radius:100px;
    border-top-left-radius:100px;
  }
  .satu{
    background:#1A4341;
    position:absolute;
    left:75;
  }
   .dua{
    background:#998235;
    position:absolute;
    left:125;
  }
   .tiga{
    background:#F3AC3C;
    position:absolute;
    left:175;
  }

</style>