Mozilla Firefox Part366

[0198 名無しさん＠お腹いっぱい。 (ﾜｯﾁｮｲ 21a6-1etN) 2020/08/26(水) 08:17:11.38 ID:023fGqJU0]

>>197
https://www.reddit.com/r/firefox/comments/ifpaf9/is_it_just_me_or_is_there_a_new_builtin_theme_for/
https://bugzilla.mozilla.org/show_bug.cgi?id=1643776