.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;}