message: gray overlay added to cover image on homepage
diff: @@ -3,7 +3,7 @@ a:hover {
  }
  .action {
  - background: url("app/images/image3.jpg") no-repeat 50% 50% fixed;
  + background: linear-gradient(rgba(53, 54, 56, 0.5), rgba(53, 54, 56, 0.5)), url("app/images/image3.jpg") no-repeat 50% 50% fixed;
  background-size: cover;
  background-color: black;
  