td.ind > img {
      background: repeating-linear-gradient(to right, rgba(0,0,0,0), rgba(0,0,0,0) 38px, rgba(0,0,0,0.1) 38px, rgba(0,0,0,0.1) 40px);
      margin-top: 0px;
      height: 100%;
  }
  
  table.comment-tree td,
  table.comment-tree tr,
  table.comment-tree th,
  table.comment-tree,
  table.comment-tree tbody,
  table.comment-tree table {
      margin: 0;
      padding: 0;
      border-spacing: 0;
  }
  
  table.comment-tree td.default {
      padding: 0.5em 0.5em 1em 0.5em;
  }
  
  table.comment-tree td.ind {
      padding: 0 0.5em;
  }