nsgk_wechat/nsgk_entry/pages/index/index.wxml

<view class="container" style="background: url('../../image/login/container_bg.jpg') center center  no-repeat; background-size: 100% auto;">
    <view class="header">
        <view class="principal">农村事项审批与记账</view>
        <view></view>
    </view>

</view>