.cod-order-form {
    border: 1px solid #ddd;
    padding: 15px;
    margin-top: 20px;
    max-width: 480px;
}
.cod-order-form input,
.cod-order-form textarea {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    box-sizing: border-box;
}
.cod-order-form button {
    background: #2ECC71;
    padding: 12px;
    width: 100%;
    border: none;
    color: white;
    font-size: 16px;
    cursor: pointer;
}