<view class="demo">
  <view class="container">
    <t-icon name="{{failImage}}" size="224rpx" color="#DCDCDC" />
    <view class="fail-error">页面加载错误</view>
    <t-button class="fail-button" bind:tap="toHome">回到首页</t-button>
  </view>
</view>
