.instagram-feed {
  a {
    margin:6px;
    margin-right: 10px;
    display: inline-block;
    margin-bottom: 10px;
    width: 23.5%;
    @include tablet {
      width: 49%;
      margin:3px;
    }
    @include mobile {
      width: 100%;
      margin:3px;
    }
    &:hover img {
      filter: grayscale(10);
    }
    img {
      width: 100%;

    }
  }
}
