#preloader{position:fixed;top:0;left:0;right:0;bottom:0;background:#fff;z-index:1200}#mask-cover{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:#fff;z-index:99}#square span{width:16px;height:16px;background-color:#000;display:inline-block}#square span{display:inline-block}#square span{background-color:#000}#square{display:block;position:absolute;top:50%;left:50%;height:50px;width:50px;margin:-25px 0 0 -25px}#square span:nth-child(1){left:11px;-webkit-animation-delay:.2s;animation-delay:.2s;background:#2ea43f}#square span:nth-child(2){left:22px;-webkit-animation-delay:.4s;animation-delay:.4s;background:#ea652d}#square span:nth-child(3){left:33px;-webkit-animation-delay:.6s;animation-delay:.6s;background:#2ea43f}#square span:nth-child(4){left:44px;-webkit-animation-delay:.8s;animation-delay:.8s;background:#ea652d}#square span{-webkit-animation:square 1.7s infinite ease-in-out both;animation:square 1.7s infinite ease-in-out both}@keyframes square{0%,100%,80%{-webkit-transform:scale(0);transform:scale(0);opacity:0}40%{-webkit-transform:scale(1);transform:scale(1);opacity:1}}@-webkit-keyframes square{0%,100%,80%{-webkit-transform:scale(0);transform:scale(0);opacity:0}40%{-webkit-transform:scale(1);transform:scale(1);opacity:1}}