body {
  font-family: 'Segoe UI', sans-serif;
  background: #f4f4f4;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 500px;
  margin: 60px auto;
  padding: 20px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 16px rgba(0,0,0,0.1);
  text-align: center;
}

h1 {
  color: #333;
  margin-bottom: 30px;
}

button {
  padding: 14px 20px;
  margin: 10px;
  font-size: 16px;
  border: none;
  background: #007bff;
  color: #fff;
  border-radius: 8px;
  cursor: pointer;
}

button:hover {
  background: #0056b3;
}

ul {
  list-style-type: none;
  padding: 0;
}

li {
  margin: 12px 0;
}

a {
  text-decoration: none;
  color: #333;
  font-size: 18px;
}

a:hover {
  color: #007bff;
}