<view class="contain">
  <image src="{{pic}}" mode="widthFix" class="pic"></image>
  <view class="content">
    <view class="title">请输入券码</view>
    <form bindsubmit="onSubmitToGroup">
        <input class="input" name="code" auto-focus placeholder="支持抖音/美团/聚美券码"/>
        <button class="button" form-type="submit" type="primary">立即兑换</button>
    </form>

    <text class="tips">
      {{tips}}
    </text>
  </view>
</view>