.hero picture {
  position: relative;
}
.hero picture img {
  width: 100%;
}
.hero .bubble {
  position: absolute;
  top: 180px;
  left: 60px;
  background-color: #96EF64;
  color: #1e1e1e;
  width: 285px;
  height: 285px;
  padding: 45px;
  border-radius: 99%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.hero .bubble span {
  transform: rotate(-10deg);
}
@media (max-width: 991px) {
  .hero .bubble {
    position: relative;
    top: 0;
    left: 0;
    margin: -50px 0 0 20px;
    width: 200px;
    height: 200px;
    padding: 30px;
  }
}