/* Source file https://github.com/MrOtherGuy/firefox-csshacks/tree/master/chrome/custom_default_tab_favicons.css made available under Mozilla Public License v. 2.0 See the above repository for updates as well as full license text. */ /* Icon files not included. Save the icon files to same folder where userChrome.css is */ /* Default tab favicon, the globe kind of thing */ .tab-icon-image:not([src]){ content: url("icon.png"); /* filename for icon to load */ } /* The Firefox brand icon seen on newtab page etc. */ .tab-icon-image[src="chrome://branding/content/icon32.png"]{ content: url("icon.png"); /* filename for icon to load */ }