#app{height:100vh;width:100vw}*{margin:0;padding:0;box-sizing:border-box}body,html{height:100%;width:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}.page-container{padding:20px}.page-container .page-header{margin-bottom:20px}.page-container .page-header .page-title{font-size:24px;font-weight:700;color:#303133}.page-container .page-content{background:#fff;padding:20px;border-radius:4px;box-shadow:0 2px 12px 0 rgba(0,0,0,.1)}