vikunja-frontend/src/styles/components/comments.scss

.media.comment {
  align-items: center;

  .media-left {
    margin: 0 1em;
  }

  .comment-info {
    display: flex;
    align-items: center;

    * {
      padding-right: .5rem;
    }

    img {
      display: none;
    }

    @media screen and (max-width: $tablet) {
      img {
        display: block;
        width: 20px;
        height: 20px;
        padding-right: 0;
        margin-right: .5rem;
      }
    }

    span {
      font-size: .75rem;
      line-height: 1;
    }
  }

  .editor {
    margin-top: .5rem;
  }

}