aliapp-demo/page/component/component-pages/scroll-view/scroll-view.acss

.scroll-view_H{
  white-space: nowrap;
  display:flex;
}
.scroll-view-item{
  height: 200px;
}
.scroll-view-item_H{
  flex-shrink:0;
  flex-grow:0;
  width: 300px;
  height: 200px;
}