.sta {
    font: bold 18px "PT Serif", serif;
    text-align: center;
    border: solid #4bb047;
    margin-bottom: 20px;
    display: none;
}
.sta form {
    max-width: 100%;
}
.sta_form {
    width: 100%;
}
.sta_form div [type=submit] {
    border: 2px solid #4bb047;
    color: #4bb047;
}
.sta_title {
    font-size: 18px;
    margin: 10px 0!important;
    max-width: 100%!important;
    padding: 0;
}
.sta .wpcf7-response-output.wpcf7-display-none.wpcf7-mail-sent-ok,
.sta .wpcf7-response-output.wpcf7-display-none.wpcf7-validation-errors {
    clear: both;
    padding: 20px 0;
}