Widget _cardStyle(BuildContext context) {
    return TDInput(
      type: TDInputType.cardStyle,
      width: MediaQuery.of(context).size.width - 32,
      leftLabel: '标签文字',
      controller: controller[21],
      hintText: '请输入文字',
      backgroundColor: Colors.white,
      onChanged: (text) {
        setState(() {});
      },
      onClearTap: () {
        controller[21].clear();
        setState(() {});
      },
    );
  }