.form div.wpcf7-validation-errors, .form div.wpcf7-acceptance-missing,.form div.wpcf7-mail-sent-ok {
    display: none !important;
}
.form span.wpcf7-not-valid-tip {
    top: 100%;    position: absolute;
    margin-top: 2px;
    font-size: 11px;
    color: #e73535;
}
.form .wpcf7-form-control-wrap {
    position: initial;
}