body {
  background-color: black;
  color: white;
  margin: 1em auto;
  border: 1px solid white;
  border-radius: 20px;
  padding: 1em;
  font-size: large;
}

nav {
  padding-top: 10px;
}

nav a {
  margin-right: 10px;
  text-decoration: none;
  color: white;
}

nav a:hover {
  text-decoration: underline;
}