body,html{margin:0;padding:0}h1,p{margin:0 0 1em}#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;margin-top:2%;display:flex;flex-direction:column;justify-content:space-between;height:80vh;overflow-y:hidden}