body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  color: #333;
}

header {
  background-color: #4caf50;
  color: white;
  padding: 1rem;
  text-align: center;
}

nav {
  margin-top: 1rem;
}

nav a {
  color: white;
  margin: 0 1rem;
  text-decoration: none;
}

nav a:hover {
  text-decoration: underline;
}

main {
  padding: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

footer {
  background-color: #f4f4f4;
  text-align: center;
  padding: 1rem;
  position: fixed;
  width: 100%;
  bottom: 0;
}

h3 {
  text-transform: uppercase;
  color: #595959;
  margin-top: 2rem;
  margin-bottom: 0rem;
}