/*：非源码,演示用的代码。源代码唯一下载地址: https://www.bootstrapmb.com/item/15720。（此备注只出现在演示站，下载的源码不包含。）*/.jarallax {
    position: relative;
    z-index: 0;
}
.jarallax > .jarallax-img {
    position: absolute;
    object-fit: cover;
    /* support for plugin https://github.com/bfred-it/object-fit-images */
    font-family: 'object-fit: cover;';
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}/*：非源码,演示用的代码。源代码唯一下载地址: https://www.bootstrapmb.com/item/15720。（此备注只出现在演示站，下载的源码不包含。）*/