body {
  font-family: 'Segoe UI', sans-serif;
  background: #f4f4f9;
  margin: 0;
  padding: 2em;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 100vh;
}

.container {
  max-width: 500px;
  width: 100%;
  background: #fff;
  padding: 2em;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

h2 {
  text-align: center;
  margin-bottom: 1.5em;
  font-size: 1.8em;
  color: #333;
  border-bottom: 2px solid #4CAF50;
  padding-bottom: 0.5em;
}

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

li {
  margin: 1em 0;
}

a {
  display: block;
  text-decoration: none;
  background: #4CAF50;
  color: #fff;
  padding: 1em;
  border-radius: 8px;
  text-align: center;
  font-weight: bold;
  transition: background 0.3s ease, transform 0.2s ease;
}

a:hover {
  background: #45a049;
  transform: translateY(-2px);
}

@media (max-width: 600px) {
  .container {
    padding: 1.2em;
  }

  h2 {
    font-size: 1.5em;
  }

  a {
    font-size: 0.95em;
    padding: 0.8em;
  }
}