Recent Commits to firefox-csshacks:master

Add #notifications-toolbar as selector where notifications are styled

Apply styles affecting #tabbrowser-arrowsrollbox to pinned container

Add fallback for --lwt-accent-color

Remove uses of [positionpinnedtabs]

curved-tabs: Various fixes

Merge branch 'master' of https://github.com/MrOtherGuy/firefox-csshacks

Replace overflow: -moz-hidden-unscrollable with overflow: clip