cssbattle34

<img class="a c">
<img class="a b">
<img class="a">
<style>
* {background:#007065}
  .a {
    border: 125px solid transparent;
    border-bottom: 100px solid #FFEECF;
    position: absolute;
    top: -75px;
    left: 75px;
  }
  .b {
    border-bottom-color: #F5C181;
    top: -25px;
  }
  .c {
    border-bottom-color: #00A79D;
    top: 25px;
  }
</style>