.ui-loading-mask { background: rgba(0,0,0,.5); width: 100%; height: 100%; position: fixed; left: 0; right: 0; top: 0; bottom: 0; z-index: 999; color: #fff; }
.ui-loading-locked { width: 100%; height: 100%; overflow: hidden; }
.ui-loading-mask .ui-loading-content { position: absolute; top: 50%; left: 50%; text-align: center; max-width:200px;}        
.ui-loading-mask .ui-loading-content span{padding-top:20px;display:block;}