body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

header,
footer {
    background-color: #4CAF50;
    color: #fff;
    padding: 1em;
    text-align: center;
}

.container {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 15px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}

.word-container {
    font-size: 2em;
    text-align: center;
    margin-bottom: 20px;
}

.input-container {
    text-align: center;
    margin-bottom: 20px;
}

input[type="text"] {
    padding: 10px;
    font-size: 1em;
    border-radius: 5px;
    border: 1px solid #ccc;
}

button {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-left: 10px;
}

.message {
    font-size: 1.2em;
    text-align: center;
    margin-bottom: 20px;
}

.next-button {
    display: block;
    margin: 0 auto;
    padding: 10px 20px;
    background-color: #3498db;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}