Dustin's Delay Loop

delay-loop.scss

.q-as > li {
  opacity: 0;

  $delay: 0ms;
  @for $i from 1 through 4 {
      $delay: $delay + 40;
      &:nth-child(#{$i}) { @include transition-delay($delay); }
  }

  .visible & { opacity: 1; }
}