body {
  font-family: sans-serif;
  background-color: #0a0000;
  margin: 0;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

.container {
  text-align: center;
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
}

button {
  display: block;
  width: 100%;
  padding: 12px;
  margin: 8px 0;
  font-size: 16px;
  cursor: pointer;
  border: none;
  border-radius: 6px;
  background-color: #007acc;
  color: white;
}

button:hover {
  background-color: #005c99;
}

#feedback {
  margin-top: 20px;
  font-size: 18px;
  font-weight: bold;
}
