body {
  background: pink url('tile.png') repeat;
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

header {
  background-color: #f48fb1;
  padding: 1em;
  text-align: center;
  color: white;
}

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

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

main {
  padding: 2em;
  max-width: 600px;
  margin: 0 auto;
  background: white;
  border-radius: 10px;
}

footer {
  text-align: center;
  padding: 1em;
  background-color: #f48fb1;
  color: white;
  position: fixed;
  bottom: 0;
  width: 100%;
}