:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif}body{margin:0;overflow:hidden}canvas{display:block}#progressWrapper{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;background:#000000b3;padding:10px;border-radius:8px;color:#fff;font-family:sans-serif;font-size:12px}#progressContainer{width:200px;height:10px;background:#ccc;border-radius:10px;overflow:hidden}#progressBar{height:100%;width:0%;background:#0f0;transition:width .2s}