.feedback__content form {
    position: relative;
}
.feedback__content .form__error {
    display: none;
    margin: 24px 0;
    color: #ff0000;
}
.feedback__content .form__success {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    color: green;
    font-size: 18px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}