class Kramdown::Converter::Html

def convert_td(el, indent)
  res = inner(el, indent)
  type = (@stack[-2].type == :thead ? :th : :td)
  attr = el.attr
  alignment = @stack[-3].options[:alignment][@stack.last.children.index(el)]
  if alignment != :default
    attr = el.attr.dup
    attr['style'] = (attr.key?('style') ? "#{attr['style']}; " : '') + "text-align: #{alignment}"
  end
  format_as_block_html(type, attr, res.empty? ? entity_to_str(ENTITY_NBSP) : res, indent)
end