#c3509 h5 a[href$="/mitgliedschaft"]:last-child,
#c3509 h5 a[href$="/membership"]:last-child {
  display: inline-block;
  padding: 8px 16px;
  margin-top: 16px;
  background-color: #00b7bf;
  color: #ffffff;
  text-decoration: none;
  border-radius: 4px;
  font-weight: bold;
  font-size: 19px;
  transition: background-color 0.2s ease;
}

#c3509 h5 a[href$="/mitgliedschaft"]:last-child:hover,
#c3509 h5 a[href$="/membership"]:last-child:hover {
  background-color: #008e95;
  color: #ffffff;
}