>>105592599
osd-fractions

and they changed the scaling of subs recently-ish so if you like the old/current ones these are pretty close to the previous configs

osd-font-size=55
sub-font-size=55
sub-outline-size=3
osd-outline-size=3

sub-margin-x=25
sub-margin-y=22
osd-margin-x=25
osd-margin-y=22


https://github.com/mpv-player/mpv/commit/8c3a7da6196c5de401463b71396aa6e0e1f6b924