@charset "utf-8";.popBox{display:none;width:100%;height:100%}.popGray{width:100%;height:100%;filter:alpha(opacity=0.5);-moz-opacity:.5;opacity:.5;z-index:1000;position:fixed;top:0;background-color:gray}.previewImg{position:fixed;top:50%;left:50%;z-index:2000;border:1px solid #ccc;box-sizing:content-box}