body {
  background-color: #f2f2f2;
}

a {
  text-decoration: none;
}

nav h1 {
  margin: 1em;
  font-weight: lighter;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

nav li {
  background: rgba(255,255,255,0.1);
}

nav li:nth-child(2n+1) {
  background: rgba(0,0,0,0.1);
}

nav ul a {
  display: block;
  color: white;
  padding: 1em 1.5em;
  text-transform: uppercase;
  font-size: 0.8em;
  font-weight: bold;
}

nav ul a:hover {
  background: black;
}