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December 9, 2019 10:50
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Custom style for Firefox tabs
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/* | |
Put this file in: | |
- <your profile folder>/chrome/userChrome.css | |
Then set up the configuration key: | |
- toolkit.legacyUserProfileCustomizations.stylesheets = true | |
*/ | |
tab[pinned="true"] .tab-icon-image { | |
filter: grayscale(100%) invert(); | |
} |
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