.fill-viewport{bottom:0;left:0;margin:0;overflow:hidden;padding:0;position:fixed;right:0;top:0}.fill-viewport.landscape-left{left:env(safe-area-inset-left)}.fill-viewport.landscape-right{right:env(safe-area-inset-right)}#viewer{z-index:1}#preloadContainer{background-color:#fff;opacity:0;transition:opacity .5s;-webkit-transition:opacity .5s;-moz-transition:opacity .5s;-o-transition:opacity .5s;z-index:2}