.webform-submission-form .messages--error{display: none;}
@media screen and (max-width: 480px) {
    form * {
        font-size: 22px !important;
        line-height: 1.2;
    }
}
input[name="visit_datetime[seats]"] ~ .form-item--error-message {
    display: none; /* 隐藏最近的class为form-item--error-message的div元素 */
}