css overlay body - trial expired

trial-expired.css

body.expired:before {
  content: "";
  display: block;
  width: 100%;
  height: 100%;

  position: absolute;
  top: 0;
  z-index: 9999;

  background: rgba(0, 0, 0, .7);
}

body.expired:after {
  content: "Trial Expired";
  display: block;
  width: 90%;
  
  position: absolute;
  top: 35%;
  left: 5%;
  z-index: 99999;

  font-size: 3em;
  color: #fff;
  text-align: center;
}