body {
  font-family: 'Nunito', sans-serif;
  margin: 0;
  padding: 0;
  color: #0d141a;
}
header {
  background-color: #fff;
  padding: 1rem;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
header h1 {
  margin: 0;
  font-size: 1.5rem;
}
header h1 a {
  text-decoration: none;
  color: #0d141a;
}
nav.desktop-nav {
  margin-top: 0.5rem;
}
nav.desktop-nav a {
  margin-right: 12px;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  color: #0d141a;
  text-decoration: none;
}
main {
  padding: 2rem;
}
footer {
  background-color: #f1f1f1;
  padding: 1rem;
  text-align: center;
  font-size: 0.9rem;
}
.button {
  display: inline-block;
  background-color: #003366;
  color: white;
  padding: 0.5rem 1rem;
  text-decoration: none;
  margin: 0.5rem 0;
  border-radius: 4px;
}
.button.disabled {
  background-color: #aaa;
  pointer-events: none;
}
ul.downloads {
  list-style: none;
  padding-left: 0;
}
ul.downloads li {
  margin-bottom: 0.75rem;
}