原生js封裝插件

https://www.jianshu.com/p/937c6003851a

object-fit: cover:https://www.jianshu.com/p/a2ce70fa9584

flex-shrink: https://blog.csdn.net/m0_37058714/article/details/80765562

transition:  https://baijiahao.baidu.com/s?id=1570373293694757&wfr=spider&for=pc

transform: http://www.daqianduan.com/2959.html