.postcode-checker {
    margin: 20px auto;
    padding: 15px;
    border: 1px solid #ddd;
    background-color: #f9f9f9;
    max-width: 400px;
    border-radius: 5px;
    text-align: center;
}

.postcode-checker label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    font-size: 14px;
    color: #333;
}

.postcode-checker input[type="text"] {
    padding: 8px 10px;
    width: 60%;
    max-width: 200px;
    border: 1px solid #ccc;
    border-radius: 4px;
    margin-bottom: 10px;
    font-size: 14px;
}

.postcode-checker button {
    padding: 8px 15px;
    background-color: #0073aa;
    border: none;
    border-radius: 4px;
    color: #fff;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s ease;
}

.postcode-checker button:hover {
    background-color: #005f8d;
}

#postcode-check-result {
    margin-top: 10px;
    font-size: 14px;
}

#postcode-check-result .success {
    color: green;
    font-weight: bold;
}

#postcode-check-result .error {
    color: red;
    font-weight: bold;
}