/* Back to top button styles */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 3rem;
  height: 3rem;
  background-color: rgba(0, 123, 255, 0.8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-decoration: none;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
  cursor: pointer;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: rgba(0, 123, 255, 1);
  transform: translateY(-3px);
  color: white;
}

/* Arrow icon */
.back-to-top::before {
  content: "↑";
  font-size: 1.5rem;
}