/*：源代码唯一下载链接: http://www.bootstrapmb.com/item/13256(当前备注仅在演示里出现，下载源码不包含)*/.jarallax{position:relative;z-index:0}.jarallax>.jarallax-img{position:absolute;object-fit:cover;font-family:'object-fit: cover;';top:0;left:0;width:100%;height:100%;z-index:-1}/*：源代码唯一下载链接: http://www.bootstrapmb.com/item/13256(当前备注仅在演示里出现，下载源码不包含)*/