List组件divider颜色显示透List组件颜色

// xxx.ets 
@Entry 
@Component 
struct ListExample { 
  private arr: number[] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21] 
 
  @Builder 
  itemHead() { 
    Text('header') 
      .fontSize(20) 
      .backgroundColor(0xAABBCC) 
      .width("100%") 
      .padding(10) 
  } 
 
  build() { 
    Column() { 
      List() { 
        ListItemGroup({ header: this.itemHead() }) { 
          ForEach(this.arr, (item: number) => { 
            ListItem() { 
              Text('' + item).fontColor(Color.Black) 
                .width('100%') 
                .textAlign(TextAlign.Center) 
            } 
            .width('100%') 
            .height(45) 
            .backgroundColor(Color.White) 
          }, (item: string) => item) 
        } 
        .divider({ 
          strokeWidth: 2, 
          color: Color.Green, 
          startMargin: 16, 
          endMargin: 16 
        }) 
      } 
 
      .width('100%') 
      .height('calc(100% - 90vp)') 
      .backgroundColor(Color.Pink) 
    } 
    .width('100%') 
    .height('100%') 
  } 
}