message: refactor(docs-infra): remove unused styles from `_contributor.scss`
  This commit removes some styles from `_contributor.scss` that are no
  longer used (i.e. either their CSS selectors do not match any element in
  the app or they are overridden by other rules).
  PR Close
diff: aio-contributor-list {
  - @media handheld and (max-width: 480px), screen and (max-width: 480px), screen and (max-width: 900px) {
  - .grid-fluid {
  - width: auto;
  - }
  - }
  -
  - @media handheld and (max-width: 480px), screen and (max-width: 480px), screen and (max-width: 900px) {
  + @media handheld and (max-width: 480px), screen and (max-width: 900px) {
  .grid-fluid {
  margin-left: 20px;
  margin-right: 20px;
  @@ -89,7 +83,7 @@ aio-contributor {
  }
  }
  - div.contributor-card {
  + .contributor-card {
  width: 250px;
  height: 270px;
  display: flex;
  @@ -137,11 +131,11 @@ aio-contributor {
  @include line-height(14);
  text-align: left;
  }
  -
  }
  &.flipped {
  transform:rotateY(180deg);
  +
  .card-front {
  display: none;
  }
  @@ -162,17 +156,6 @@ aio-contributor {
  transition: all .2s ease-in-out;
  }
  - section {
  - @include font-size(14);
  - font-weight: 500;
  - padding: 8px;
  - margin: 0;
  - white-space: nowrap;
  - overflow: hidden;
  - text-overflow: ellipsis;
  - text-transform: uppercase;
  - }
  -
  p {
  cursor: pointer;
  @include font-size(14);
  