#vs-scroll-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #f2c400;
  color: #111;
  font-size: 22px;
  font-weight: bold;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;

  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;

  z-index: 9999;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

#vs-scroll-top.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#vs-scroll-top:hover {
  background: #111;
  color: #fff;
}