.qrcode svg{width:20rem}video{position:fixed;border-radius:1rem;top:2rem;left:2rem;right:2rem;bottom:2rem}#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#2c3e50}svg{width:6rem;height:auto}