.loading {
  position: relative;
  @include user-select(none);
  &:before {
    background: rgba(255, 255, 255, 0.8);
    bottom: 0;
    content: ' ';
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    z-index: 999;
  }
  &:after {
    background: $black;
    border: 1px solid #000;
    border-radius: 50%;
    color: #FFF;
    content: 'L';
    @include font-size($large);
    @include icon();
    left: 50%;
    line-height: 1;
    margin-left: -1.7rem;
    margin-top: -1.7rem;
    opacity: 0.3;
    padding: 0.5rem;
    position: absolute;
    @include spin(1.2s);
    top: 50%;
    z-index: 999;
  }
}