#HoiFooter.Collapsed {
  max-height: 0;
  text-align: center;
  width: 100%;
}

#HoiFooter {
  background-color: #fff;
  border-top: 1px solid #ccc;
  margin-top: 10px;
  overflow: hidden;
  padding: 20px;
  text-align: center;
  width: 100%;

  -webkit-transition: max-height 0.6s;
  -moz-transition: max-height 0.6s;
  -o-transition: max-height 0.6s;
  transition: max-height 0.6s;
}

#HoiFooter a {
  color: #555;
}