body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f0f8ff;
}

header {
  background-color: #ff6347;
  color: white;
  padding: 1em 0;
  text-align: center;
}

header h1 {
  margin: 0;
}

nav ul {
  list-style-type: none;
  padding: 0;
  display: flex;
  justify-content: center;
  margin: 0;
}

nav ul li {
  margin: 0 1em;
}

nav ul li a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

main {
  padding: 2em;
  text-align: center;
}

section {
  margin: 2em 0;
}

footer {
  background-color: #ff6347;
  color: white;
  text-align: center;
  padding: 1em 0;
  position: fixed;
  width: 100%;
  bottom: 0;
}