#backToTopBtn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background-color: #c19451;
  color: white;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 9999;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

#backToTopBtn.show {
  opacity: 1;
  visibility: visible;
}

#backToTopBtn:hover {
  background-color: #a07a3e;
  transform: translateY(-3px);
}

.arrow-up {
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 12px solid white;
}