@mixin widget_categories() {
  @include widget_dropdown();

  ul {
    &.wp-block-categories {
      li {
        margin-bottom: rem-calc(4);

        a {
          font-size: 94%;
          font-weight: 600;
          opacity: 0.5;

          &:hover {
            opacity: 1;
          }
        }
      }
    }
  }
}