hugo-coder-timeline/assets/scss/_content_rtl.scss

body.rtl {
  .content {
    .post {
      .post-meta {
        .posted-on {
          margin-left: 1.5rem;
          margin-right: 0;
        }
      }

      .tags,
      .categories {
        i {
          margin-left: 0.5rem;
          margin-right: 0;
        }
      }
    }
  }

  .list {
    ul {
      li {
        .date {
          text-align: left;
          margin-left: 3rem;
          margin-right: 0;

          @media only screen and (max-width: 768px) {
            text-align: right;
          }
        }
      }
    }
  }
}