#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;margin-top:2em}.app-container{max-width:650px;width:100%;margin:0 auto;padding:8px}#app>div{display:flex;flex-direction:column;width:100%}.qr-container{margin:0 auto;margin-bottom:2em;background:#fff;padding:0;display:flex;justify-content:center;padding:1em}