body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #f2f2f2;
  color: #333;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

.container {
  background: white;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  text-align: center;
  max-width: 500px;
  width: 90%;
}

h1 {
  color: #2c3e50;
  margin-bottom: 10px;
}

.tagline {
  font-size: 18px;
  margin-bottom: 30px;
  color: #555;
}

.offer-box {
  margin-bottom: 30px;
}

.button {
  background-color: #4CAF50;
  color: white;
  padding: 12px 25px;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  transition: background 0.3s;
}

.button:hover {
  background-color: #45a049;
}

footer {
  font-size: 14px;
  color: #888;
}
footer a {
  color: #4CAF50;
  text-decoration: none;
}