div.nta-spinner-wrapper{position:absolute;top:0;left:0;width:100%;height:100%;min-height:15px;background:0 0;z-index:2000}div.nta-spinner{position:absolute;top:50%;left:50%;height:100%;max-width:60px;max-height:60px;background:url(img/spinner.gif) center center no-repeat rgba(71,71,71,1);background-size:70%;z-index:2001;border-radius:5px}div.nta-spinner.spinner-contained{background-size:contain}