.p-right:before {
  right: -9px;
  transform: rotate(-45deg) skew(15deg, 15deg);
}

.p-left:before {
  left: -9px;
  transform: rotate(135deg) skew(15deg, 15deg);
}

.p-right:after,
.p-left:after {
  content: '';
  position: absolute;
  top: -22px;
  width: 75px;
  height: 75px;
  border: 1px solid #555;
  border-radius: 40px;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.p-right:after {
  right: -100px;
}

.p-left:after {
  left: -100px;
}