<da-layout-row [daGutter]="[24, 24]">
  <da-col-item [daSpan]="24">
    <div class="da-content-card da-line-chart">
      <div class="da-content-title">周内访问流量</div>
      <d-echarts [options]="options" class="da-echarts-line"></d-echarts>
    </div>
  </da-col-item>
</da-layout-row>