body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 300px;
}

h1 {
    font-size: 1.5em;
}

.password-display {
    margin: 20px 0;
}

input[type="text"] {
    width: 80%;
    padding: 10px;
    font-size: 1.2em;
    text-align: center;
}

button {
    padding: 10px 20px;
    font-size: 1em;
    background-color: #007BFF;
    color: #fff;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    margin-left: 10px;
}

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

.options, .length-setting {
    margin-top: 15px;
    text-align: left;
}

label {
    display: block;
    margin: 5px 0;
}