div.std#trev { opacity: 0 !important; }
div.std#trev:hover { opacity: 1.0 !important; }
div#brs { opacity: 0 !important; width: 100px !important; height: 1.5em !important; }
div#brs:hover { opacity: 1.0 !important; width: auto !important; height: auto !important; }