<div class="box"></div>

.box {
  width: 200px;
  height: 300px;
  /*border: 2px solid black;*/
  position: absolute;
  top: 10px;
  left: 10px;
  border-top-left-radius: 70% 60%;
  border-top-right-radius: 30% 40%;
  border-bottom-right-radius: 30% 60%;
  border-bottom-left-radius: 70% 40%;
  background-color: #f3e4db;
  background-image: linear-gradient(19deg, #f3e4db 0%, #d10543 100%);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}