小程序tabbar上方，一直有一条白边应该如何消除

如何看待微信公开课小程序热门讨论「小程序tabbar上方，一直有一条白边应该如何消除」
摘要：小程序tabbar上方，一直有一条白边应该如何消除
展开：viewstyleheight:600pxviewstyleheight:200pximagestylewidth:50%;height:200px;backgroundcolor:eeeeee;src../../image/11.png/imageimagestylewidth:50%;height:200px;backgroundcolor:eefeee;src../../image/12.png/image/viewviewstyleheight:200pximagestylewidth:50%;height:200px;backgroundcolor:eeceee;src../../image/21.png/imageimagestylewidth:50%;height:200px;backgroundcolor:eeaeee;src../../image/22.png/image/viewviewstyleheight:200pximagestylewidth:50%;height:200px;backgroundcolor:eebeee;src../../image/31.png/imageimagestylewidth:50%;height:200px;backgroundcolor:eeheee;src../../image/32.png/image/view/view分割线imagestylewidth:50%;height:200px;backgroundcolor:eeheee;src../../image/32.png/imageimagestylewidth:50%;height:200px;backgroundcolor:eeheee;src../../image/32.png/imageimagestylewidth:50%;height:200px;backgroundcolor:eeheee;src../../image/32.png/imageimagestylewidth:50%;height:200px;backgroundcolor:eeheee;src../../image/32.png/imageimagestylewidth:50%;height:200px;backgroundcolor:eeheee;src../../image/32.png/imageimagestylewidth:50%;height:200px;backgroundcolor:eeheee;src../../image/32.png/image这样就是每一行下面都有一个白边。为什么会有白边啊