#linkContact {
  opacity:0.25;
  background:#222;
  border-radius:3px;
  cursor:pointer;
  padding:9px 12px;	
  font-weight:normal;
  font-size:16px;
  color:#fff;
  z-index: 100;
}
fa-icon {
  font-size: 20px;
}

#linkContact:hover {
  opacity:0.75;
}