.floating-btn {
  position: fixed;
  right: 4vw;
  bottom: 4vh;
  z-index: 999;
  cursor: pointer;
}

.floating-btn img {
  width: 15vh;
  height: auto;
  filter: drop-shadow(0 6px 12px rgba(0,0,0,0.35));

  transition: transform .2s ease;
}

.floating-btn img:hover {
  transform: scale(1.1);
}

.floating-btn.stop{
  position: absolute;
}