#lkg-scrolltop{
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 100000;
  border: 1px solid rgba(0,0,0,.12);
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(6px);
  border-radius: 999px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  display:none;
  box-shadow: var(--lkg-shadow);
}