body {background-color: #c6c6c6}
main {background-color: #fff; border-radius: 6px; margin: 3em; padding: .4rem 4rem}
.logo {margin: 0 auto; text-align: center;}
h1 {font-size: 2.3rem; margin-bottom: 1rem}
h2 {font-size: 1.3rem; margin-top: .4rem}
aside {border: none; padding: 0;}