body {
  font-family: sans-serif;
  background-color: #f0f0f0;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
}

.container {
  background-color: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  text-align: center;
}

h1 {
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1.5rem;
  color: #666;
}

.input-container {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

input {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

button {
  background-color: #007bff;
  color: white;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
}

button:hover {
  background-color: #0056b3;
}

#result {
  margin-top: 1.5rem;
  font-size: 1.1rem;
  font-weight: bold;
}