.waitscreen{display:none;position:fixed;z-index:1000;top:0;left:0;height:100%;width:100%;background:#fff;background:rgba(255,255,255,.9)}.waitscreen>div{position:relative;width:25%;height:50%;left:50%;top:50%;margin-right:-50%;transform:translate(-50%,-50%);padding:5px;background:#fff}.waitscreen>div>div{position:relative;width:100%;height:80%;border:#000 solid 2px;padding:5px;background:inherit;overflow-y:auto}.waitscreen>div>.backLink{visibility:hidden}body.loading{overflow:hidden}body.loading div.waitscreen{display:block}