.officeLayoutOverlay{display:block;visibility:hidden;opacity:0;position:absolute;top:0;bottom:0;left:0;right:0;width:100%;height:100%;z-index:1000;background:#181818;-webkit-transition:visibility .5s,opacity .5s linear;-moz-transition:visibility .5s,opacity .5s linear;-o-transition:visibility .5s,opacity .5s linear;transition:visibility .5s,opacity .5s linear}