#app{height:100%}*{margin:0;padding:0;box-sizing:border-box}html,body,#app{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}.page-container{padding:20px}.card-container{background:#fff;border-radius:4px;padding:20px}.text-right{text-align:right}.text-center{text-align:center}.mb-20{margin-bottom:20px}.mt-20{margin-top:20px}