/* Use Futura font */
body {
  font-family: Futura, sans-serif;
}

/* Header */
header {
  text-align: center;
  padding: 20px 0;
}

header h1 {
  font-size: 36px;
}

/* Main content */
main {
  margin: 40px auto;
  max-width: 800px;
}

section {
  margin: 30px 0;
}

h2 {
  font-size: 28px;
}

ul, ol {
  font-size: 20px;
  line-height: 1.5;
  margin-left: 30px;
}

li {
  margin-bottom: 5px;
}

/* Footer */
footer {
  background-color: #F5F5F5;
  padding: 20px 0;
}

nav {
  text-align: center;
}

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

nav li {
  display: inline-block;
  margin-right: 20px;
}

nav li:last-child {
  margin-right: 0;
}

nav a {
  text-decoration: none;
  color: #333;
  font-size: 18px;
  padding: 5px;
  border-radius: 5px;
}

nav a:hover {
  background-color: #333;
  color: #FFF;
}