img.lazyload,img.lazyloading{background-color: rgba(0,0,0,0);opacity: 0.001; }img.lazyload, img.lazyloaded {opacity: 1;-webkit-transition:opacity 300ms;-moz-transition: opacity 300ms;-ms-transition: opacity 300ms;-o-transition: opacity 300ms;transition: opacity 300ms;}iframe.lazyload, iframe.lazyloading{display: block;background-color: rgba(0,0,0,0);}