@Override
    public void appendTo(@NotNull StringBuilder builder) {
      builder.append('<').append(myTagName);
      myAttributes.entrySet().stream().sorted(Map.Entry.comparingByKey()).forEach(entry -> {
        builder.append(' ').append(entry.getKey());
        if (entry.getValue() != null) {
          builder.append("=\"").append(StringUtil.escapeXmlEntities(entry.getValue())).append('"');
        }
      });
      if (myChildren.isEmpty()) {
        builder.append("/>");
      } else {
        builder.append(">");
        for (HtmlChunk child : myChildren) {
          child.appendTo(builder);
        }
        builder.append("</").append(myTagName).append(">");
      }
    }
@Override
    public void appendTo(@NotNull StringBuilder builder)