body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: 50px auto;
    padding: 20px;
}

.container {
    text-align: center;
}

input[type="text"] {
    width: 60%;
    padding: 10px;
    margin: 20px 0;
}

button {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
}

#result {
    margin-top: 20px;
    padding: 15px;
    border: 1px solid #ddd;
    min-height: 50px;
}