:root{--bgc: #000}body{color:#fff;overflow-y:auto;background-color:var(--bgc);transition:background-color 2s ease}#root{height:100vh}h1{padding:1.2rem}div#main{border-radius:10px;margin:4rem auto;max-width:50rem;background:#fff;box-shadow:0 0 12px #000}div#quote-box{padding:1.5rem}#buttons{margin-top:4em}.footer{margin-top:3.12rem;text-align:center}a,a:hover{color:inherit;text-decoration:none}.btn{border:none}@media (max-width: 50rem){div#root{max-width:50rem}}