.gform_wrapper form {
    background-color: #f0f0f0;
    padding: 20px 10px;
    margin: 0 0 15px;
    border: 2px solid silver;
    border-radius: 5px;
    color: #333;
    min-width: 255px;
}

.gform_heading {
    display: none !important;
}

.gform_wrapper span.gfield_required.gfield_required_text {
    display: none;
}