body {
  font-family: "Lato", sans-serif;
  font-size: 16px;
  background: #ddd;
  color: #222;
  margin: 0;
}

h1,
h2 {
  font-family: "Aller", sans-serif;
}

header {
  text-align: center;
  background: #222;
  color: white;
  border-bottom: 5px solid #63d297;
  border-top: 1px solid transparent;
  margin-bottom: 20px;
  padding: 0;
}

header h1 {
  margin: 20px;
  font-weight: 200;
}

main {
  font-size: 20px;
  max-width: 600px;
  margin: 0 auto;
}

main ul {
  margin-top: 100px;
}