#upsello-bubble {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 24px;
  z-index: 9999;
  transition: transform 0.3s ease;
}

#upsello-bubble:hover {
  transform: scale(1.2);
}

#upsello-frame {
  position: fixed;
  bottom: 90px;
  right: 20px;
  width: 400px;
  height: 705px;

  background: white;
  box-shadow: 0 10px 30px rgba(0,0,0,.2);
  display: none;
  z-index: 9999;
}

#upsello-frame iframe {
  width: 100%;
  height: 100%;
  border: none;
}