*{box-sizing:border-box}body{margin:0;background:#0d1117}#app{font-family:Segoe UI,Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#e2e8f0;min-height:100vh}nav{padding:20px 30px;background:#161b22;border-bottom:1px solid #30363d}nav a{font-weight:600;color:#8b949e;text-decoration:none;padding:8px 16px;border-radius:6px;transition:all .2s}nav a:hover{color:#e2e8f0;background:hsla(0,0%,100%,.05)}nav a.router-link-exact-active{color:#58a6ff;background:rgba(88,166,255,.1)}