a img.thumb-image:hover { background-color: #ff0000 !important; opacity: 0.8 !important;} a.grid-item[href*="/folgershakespeare"] { display: none; } a.grid-item[href*="/spacenews"] { display: none; } a.grid-item[href*="/milkman"] { display: none; } a.grid-item[href*="/crashcourse"] { display: none; }