#toTopBtn {
  position: fixed;
  bottom: 40px;
  right: 30px;
  z-index: 100;
  font-size: 20px;
  background-color: #33327e;
  color: white;
  border: none;
  padding: 10px 15px;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

#toTopBtn:hover {
  background-color: #5555aa;
}