#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50}nav{padding:30px}nav a{font-weight:700;color:#2c3e50}nav a.router-link-exact-active{color:#42b983}*{margin:0;padding:0;border:0}body{position:absolute;width:100%;height:100%;text-align:center}#pos-area{background-color:#009ddc;margin-bottom:10px;width:100%;overflow:scroll;text-align:left;color:#fff}#demo{padding:8px;font-size:small}#btn-area{height:100px}button{margin-bottom:10px;padding:12px 8px;width:42%;border-radius:8px;background-color:#009ddc;color:#fff}