.sticky-div {
    font-size:1rem;
    font-weight: bold;
    font-style: italic;
    position: sticky;
    top: 0;
    background-color:pink;
    z-index:10000;
}
.example img {
  width: 100%;
  position: relative;
}

.example .overlay {
  position: absolute;
  bottom: 30px;
  right: 5%;
  width:560px;
  text-align:center;
  /* border: solid 1px black; */
  font-weight: bold;
  font-size: 90px;
  font-style: italic;
  color: white;
}