$gray-base: #000;
$gray-light: lighten($gray-base, 46.7%) !default; // #777
$text-muted: $gray-light;

#isso-thread > h4 {
    // color: #6c757d !important;
    color: $text-muted !important;
    text-transform: capitalize;
    font-weight: normal !important;
}