body {
  font-family: Arial, sans-serif;
  text-align: center;
  background: #f7f9fc;
  margin: 0;
  padding: 0;
}

h1 {
  margin-top: 50px;
  font-size: 2.5em;
  color: #333;
}

p {
  font-size: 1.2em;
  color: #555;
}

.download-buttons {
  margin: 40px auto;
  display: flex;
  justify-content: center;
  gap: 20px;
}

.btn {
  display: inline-block;
  padding: 15px 30px;
  font-size: 1.2em;
  font-weight: bold;
  text-decoration: none;
  color: white;
  background: #0078d7;
  border-radius: 10px;
  transition: background 0.3s ease, transform 0.2s ease;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.btn:hover {
  background: #005fa3;
  transform: translateY(-3px);
}

.btn:active {
  transform: translateY(0);
}

footer {
  margin-top: 60px;
  font-size: 0.9em;
  color: #666;
}

.preview-island {
  margin: 40px auto 20px;
  max-width: 600px;
  background: white;
  border-radius: 15px;
  box-shadow: 0 6px 12px rgba(0,0,0,0.1);
  overflow: hidden;
}

.preview-island img {
  width: 100%;
  display: block;
  border-radius: 15px;
}