/* CSS styles for the single-page application */
header {
  background-color: #f2f2f2;
  padding: 10px;
}

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

nav ul li {
  display: inline;
  margin-right: 10px;
}

#content {
  padding: 20px;
}