ppt设置动画怎么把多个设置在一起：<div：class=＂g-figure：g-figure-layout-v＂><div：class=＂g-figure-img-wrap：g-img-def＂><div：class=＂g-img-mask＂><span：class=＂g-figure-img＂：style=＂background-image:：url(https://so.360tres.com/dmfd/646_428_100/t11edbaaa6fcd14e0bb229aceaa.jpg)＂></