.button-freebutthov {
    font-family: 'Space Mono', monospace;
    display: inline-block;
    padding: 22px 48px 22px 48px; 
    background-color: rgb(0, 0, 0, 0.6  );
    border:0;
    text-decoration: none;
    color: #fff;
    font-size:12px;
    font-weight:400;
    text-transform:uppercase;
    cursor:pointer;
}
.hvr-freebutthov {
  display: inline-block;
  vertical-align: middle;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  -moz-osx-font-smoothing: grayscale;
  overflow: hidden;
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-property: color, background-color;
  transition-property: color, background-color;
}

.hvr-freebutthov:hover, .hvr-freebutthov:focus, .hvr-freebutthov:active {
  color:#000;
  background-color: rgb(255, 255, 255, 0.6  );
  border:0;
}