#watermark {
  position: fixed;
  top: 0;
  bottom: 0;
  right: 0;
  display: flex;
  flex-wrap: wrap;
  z-index: 10000;
  opacity: 0.03;
}

#watermark div {
  font-size: 40px;
  transform: rotate(45deg);
  width: 180px;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#outerDiv {
  height: 100vh;
  overflow-y: scroll;
}