#backtotop {
  opacity: 0;
  pointer-events: none;
  position: fixed;
  z-index: 200;
  right: 64px;
  bottom: 64px;
  width: 64px;
  height: 64px;
  border-radius: 64px;
  background-color: #317FCB;
  -webkit-transition: 0.3s ease;
  transition: 0.3s ease;
}

#backtotop.visible {
  opacity: 1;
  pointer-events: all;
}

#backtotop:hover {
  background-color: #9BCF10;
  cursor: pointer;
}

#backtotop:active {
  background-color: #80AD07;
}

#backtotop .custom-arrow {
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%) scale(0.6);
  -ms-transform: translate(-50%, -50%) scale(0.6);
  transform: translate(-50%, -50%) scale(0.6);
  pointer-events: none;
}

@media screen and (max-width: 767.98px) {
  #backtotop {
    display: none;
  }
}