gitlab-org--gitlab-foss/app/assets/stylesheets/sections/help.scss

.documentation-index {
  h1 {
    margin: 0;
  }

  h2 {
    font-size: 20px;
  }

  li {
    line-height: 24px;
    color: #888;

    a {
      font-size: 14px;
      margin-right: 3px;
    }
  }
}