#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50}a:link{text-decoration:none}@media (max-width:499px){h1,p{font-size:.5rem}.header{position:fixed;top:0;background-color:#000;color:#fff;padding:10px 10px;z-index:9}}