@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);

tooltip {
     -moz-appearance: none !important;
     -moz-border-image: url("data:image/png;base64,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")  8 fill / 8px repeat stretch !important;
     -moz-window-shadow: none !important;
     padding: 8px 13px !important;
     background: transparent !important;
     text-shadow: 0 0 0 #fff !important;
     line-height: 1.3 !important;
     color: #fff !important;
     font-size: 11px !important;
 }