.cdp-container {
    max-width: 600px;
    margin: auto;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 10px;
}
.cdp-container input, .cdp-container button {
    display: block;
    width: 100%;
    margin-bottom: 10px;
    padding: 10px;
}