html,body{margin:0;padding:0;overflow:hidden;box-sizing:border-box}*{-webkit-user-select:none;-ms-user-select:none;user-select:none;backface-visibility:hidden}#app{height:100vh;width:100vw}.bgCheckerboardDark{background:#1a1a1a url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="400" height="400" fill-opacity="1" ><rect x="200" width="200" height="200" /><rect y="200" width="200" height="200" /></svg>');background-size:30px 30px;color:#fff}.bgCheckerboardLight{background:#f5f5f5 url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="400" height="400" fill-opacity="0.2" ><rect x="200" width="200" height="200" /><rect y="200" width="200" height="200" /></svg>');background-size:30px 30px;color:#000}.selectionHandle{border:1px rgb(59 130 246) solid;position:fixed;pointer-events:none}*{margin:0;padding:0;box-sizing:border-box;-webkit-backface-visibility:hidden}.graphic{position:absolute;top:0;left:0;width:100%;height:100%}