#page-top {
    position: fixed;
    bottom: 10px;
    right: 20px;
    font-size: 1.2em;
    line-height: 1;
    z-index: 99;
  }
  #page-top a {
    background: #727b96;
    text-decoration: none;
    color: #fff;
    width: 50px;
    padding: 17px 4px;
    text-align: center;
    display: block;
    xborder-radius: 90px;
    opacity: 0.9;
    transition: all .3s ease;
  }
  #page-top a:hover {
    text-decoration: none;
    opacity: .5;
  }

@media(max-width: 991px) {
#page-top {
    bottom: 2px;
    right: 12px;
  }
  #page-top a {
    background: #727b96;
    text-decoration: none;
    color: #fff;
    width: 50px;
    padding: 17px 4px;
    text-align: center;
    display: block;
    xborder-radius: 90px;
    opacity: 0.5;
    transition: all .3s ease;
  }
}