body,html{background:#000;color:#fff;height:100%}#app,body,html{margin:0;padding:0;overflow:hidden}#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;height:100vh;width:100vw}*{-moz-user-select:none;user-select:none;-webkit-user-select:none}.allow-select{-moz-user-select:text;user-select:text;-webkit-user-select:text}