Teste mal diesen Code in Stylish:
CSS
@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
/*Original AdBlock Plus Icon at Add-ons Manager*/
richlistitem[name="Adblock Plus"] .addonIcon {
display: -moz-box !important;
}
richlistitem[name="Adblock Plus"] #ExtensionIcon {
display: none !important;
}
@-moz-document url(chrome://browser/content/browser.xul), /* Firefox */
url(chrome://messenger/content/messenger.xul), /* Thunderbird main window */
url(chrome://messenger/content/messageWindow.xul) /* Thunderbird message window */
{
/* abp-status-16.png */
toolbar[iconsize="small"] #abp-toolbarbutton,
#PersonalToolbar #abp-toolbarbutton,
#abp-status image {
list-style-image: url("data:image/png;base64,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") !important;
-moz-image-region: rect(0px, 16px, 16px, 0px) !important;
}
toolbar[iconsize="small"] #abp-toolbarbutton[abpstate="disabled"],
#PersonalToolbar #abp-toolbarbutton[abpstate="disabled"],
#abp-status[abpstate="disabled"] image {
-moz-image-region: rect(16px, 16px, 32px, 0px) !important;
}
toolbar[iconsize="small"] #abp-toolbarbutton[abpstate="whitelisted"],
#PersonalToolbar #abp-toolbarbutton[abpstate="whitelisted"],
#abp-status[abpstate="whitelisted"] image {
-moz-image-region: rect(32px, 16px, 48px, 0px) !important;
}
/* abp-status.png */
#abp-toolbarbutton {
list-style-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAB 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") !important;
-moz-image-region: rect(0px, 24px, 24px, 0px) !important;
width: auto;
}
#abp-toolbarbutton[abpstate="disabled"] {
-moz-image-region: rect(24px, 24px, 48px, 0px) !important;
}
#abp-toolbarbutton[abpstate="whitelisted"] {
-moz-image-region: rect(48px, 24px, 72px, 0px) !important;
}}Endor
