body{background:#999}#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#fff;margin-top:180px}@-webkit-keyframes rotation{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@keyframes rotation{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}