#browser-bottombox {
position: fixed;
bottom: 0;
right: 17px;
background: -moz-Dialog;
border-radius: 3px 3px 0 0 !important;
opacity: 0;
}
#browser-bottombox:hover {opacity: 1 !important}
#addon-bar:not(:-moz-lwtheme) {
-moz-appearance: none !important;
}