.formcreator-errors {
    margin-top: 10px;
}

.formcreator-errors .error-item {
    display: block;
    color: red;
    margin-bottom: 5px;
}

.popup-form__input.is-invalid,
.consultation-block__input.is-invalid,
.top-contact__input.is-invalid {
    border: 1px solid red;
}