footer {
  position: relative;
  left: 50%;
  transform: translate(-50%, 0);
  border-radius: 50%;
  border-top-left-radius: 60%;
  border-top-right-radius: 60%;
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
  width: 200%;
  min-width: 2100px;
  height: 80%;
  background-color: #c4e3b5;
  padding: 60px 20px;
}

