#totop {
  display: none !important; }

.to_topbox {
  height: 0;
  position: relative; }

#to_topBtn {
  -webkit-transition: opacity 0.7s;
  transition: opacity 0.7s;
  position: fixed;
  bottom: 60px;
  opacity: 0;
  right: 25px;
  width: 60px;
  height: 60px;
  -webkit-box-sizing: border-box;
  box-sizing: border-box; }
  #to_topBtn img {
    width: 100%;
    display: block; }
  @media (max-width: 800px) {
    #to_topBtn {
      bottom: 16px;
      right: 14px;
      width: 44px;
      height: 44px; } }