/*-- Tablet portrait (768x1024) && Small tablet landscape (800x600) --*/
@media (min-width: 768px) and (max-width: 979px) {
    /* Block Lightbox*/
    .yt-lightbox{display: block;}
    div.yt-vimeo iframe,
    div.yt-youtube iframe{width:100%;height: 300px;}
}