html,body{height:100%;width:100%;margin:0}html{-webkit-text-size-adjust:none;-moz-text-size-adjust:none;-ms-text-size-adjust:none;text-size-adjust:none}.qrcode{width:100%;height:100%}.qrcode>canvas{width:100%!important;height:100%!important;object-fit:cover}