The idpf does define what they support so they do have a limited number of bullets.
list-style-type 12.6.2
none
disc
circle
square
decimal
decimal-leading-zero
lower-roman
upper-roman
lower-greek Decimal
upper-greek Decimal
lower-alpha
lower-latin
upper-alpha
upper-latin
hebrew Decimal
armenian Decimal
georgian Decimal
cjk-ideographic Decimal
hiragana Decimal
katakana Decimal
hiragana-iroha Decimal
katakana-iroha Decimal
inherit
list-style-position 12.6.2
inside
outside
inherit
list-style [2]
|