#app{font-family:Fira Mono,monospace;background-color:#fff;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#2c3e50}#app,div.intro{text-align:center}div.intro{margin:15vh auto;font-size:2rem;height:10vh}span#intro-text{text-decoration:underline}div.answer{text-align:center;font-weight:700;font-size:3rem;padding:0 12px 12px 12px;height:30vh}div.footer{border-top:2px solid #bbb;padding:16px;p{margin:0;padding:8px 0}}