<view class='start'>
  <view class='start_main'>
    <view class='start_mainimg'>
      <image src='/imgs/renwu@2x.png'></image>
    </view>
    <view class='start_bigtxt'>白求恩志愿者服务队</view>
    <view class='start_minitxt'>Bethune Volunteer Service Team</view>
  </view>
  <view class='start_btn'>立即开启</view>
  <image src='/imgs/qidongye_bg@2x.png'></image>
</view>