body {
  max-width: 600px;
  margin: 100px auto;
  padding: 20px;
  font-family: Arial, sans-serif;
  color: #000;
  background: #fff;
}

h1 {
  margin-bottom: 10px;
}

p {
  color: #333;
  line-height: 1.5;
}

.download-button a {
  display: inline-block;
  margin-top: 20px;
  margin-right: 10px;
  padding: 10px 20px;
  color: #fff;
  background: #000;
  text-decoration: none;
  border-radius: 4px;
}

.download-button a:hover {
  background: #333;
}