.silex-workspace {
  transition: opacity .5s ease-out .25s;
  opacity: 1;
}
.loader {
  z-index: -1;
  height: 0;
  overflow: hidden;
}
.loading-pending {
  .silex-workspace {
    opacity: 0; // also in index.jade
  }
  .loader {
    color: #DDD;
    text-align: center;
    margin-top: 50vh;
    height: auto;
  }
}