i.mce-i-icon-check:before {
    content: "\f00c";
    font-family: FontAwesome;
    font-style: normal;
    font-weight: normal;
    text-decoration: inherit;
    color: #000;
    font-size: 1.2em;
    padding-right: 0.5em;
    position: absolute;
    top: 15%;
    left: 0;
}

.inside .meta-options label[for=ping_status] {
    display: none;
}