body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f9f9f9;
  color: #333;
}

header {
  background-color: #008080;
  color: white;
  padding: 1em;
  text-align: center;
}

header .logo {
  max-width: 100px;
}

nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 1em;
}

nav a {
  color: white;
  text-decoration: none;
}

footer {
  background-color: #008080;
  color: white;
  text-align: center;
  padding: 1em 0;
  margin-top: 2em;
}

main {
  padding: 2em;
}