body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: #f4f4f9;
  color: #333;
}


header {
  text-align: center;
  background: #4CAF50;
  color: white;
  padding: 20px;
}

header h1 {
  margin: 0;
}


section {
  margin: 20px;
  padding: 20px;
  background: white;
  border: 1px solid #ddd;
  border-radius: 8px;
}

section img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 10px auto;
}


footer {
  text-align: center;
  padding: 10px;
  background: #333;
  color: white;
}

footer a {
  color: #4CAF50;
  text-decoration: none;
}

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