discourse-category-banners/common/common.scss

body:not(.category-header) {
  // hides banners based on outcome of shouldShow
  .category-header-banner {
    display: none;
  }
}

div[class^="category-title-header"] {
  display: flex;
  text-align: center;
  width: 100%;
  justify-content: center;

  .category-title-contents {
    max-width: 500px;
    padding: 40px;

    .d-icon-lock {
      height: 0.75em;
      width: 0.75em;
      vertical-align: 0;
    }
  }

  .category-title-description {
    a,
    a:visited {
      color: inherit;
      text-decoration: underline;
    }
  }

  // styles that impact the category icons theme component

  .category-icon-widget-wrapper {
    display: inline-block;

    .category-icon-widget {
      display: flex;
      .category-icon {
        display: flex;
        @if $override_category_icon_color == "true" {
          color: currentColor !important; // overrides inline style
        }
        .d-icon {
          height: 0.75em;
          width: 0.75em;
        }
      }
    }
  }
}