a.wx-button, a.wx-button:hover {
  color: #FFF;
  background: #7BB045;
  opacity: 0.8;
  padding: 1em;
  border: none;
  text-decoration: none;

}
a.wx-button:hover {
  opacity: 1;
  -webkit-animation: highlight 1s 1;
  -moz-animation: highlight 1s 1;
  -ms-animation: highlight 1s 1;
  -o-animation: highlight 1s 1;
  animation: highlight 1s 1;
}