.wpc-pincode-checker {
    margin: 20px 0;
}
.wpc-pincode-checker label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
}
.wpc-pincode-checker input[type="text"] {
    width: 230px;
    padding: 5px;
    margin-right: 10px;
}
.wpc-pincode-checker button {
    padding: 5px 15px;
    background: #0073aa;
    color: #fff;
    border: none;
    cursor: pointer;
}
.wpc-pincode-checker button:hover {
    background: #005177;
}
.wpc-pincode-checker button:disabled {
    background: #cccccc;
    cursor: not-allowed;
}
#wpc_result, #wpc_result_shortcode {
    margin-top: 10px;
}