in CSS, use List-style-type to specify the preceding symbol for the list (lists), as follows:
li {list-style-type: symbol name}
the values available for symbol names are:
Disc:css1 Solid Circle
Circle:css1 Hollow Circle
SQUARE:CSS1 Solid Block
Decimal:css1 Arabic numerals
Lower-roman:css1 lowercase roman numerals
Upper-roman:css1 Capital Roman numerals
Lower-alpha:css1 lowercase English alphabet
Upper-alpha:css1 Capital English alphabet
None:css1 do not use bullets
Armenian:css2 Traditional Armenian numerals
Cjk-ideographic:css2 Plain, ideographic numerals
Georgian:css2 The traditional George number
Lower-greek:css2 Basic Greek Small Letter
Hebrew:css2 the traditional Hebrew numerals
hiragana:css2 Japanese hiragana kana character
hiragana-iroha:css2 Japanese hiragana serial number
katakana:css2 Japanese Katakana characters
katakana-iroha:css2 Japanese Katakana serial number
Lower-latin:css2 lowercase latin alphabet
Upper-latin:css2 uppercase Latin alphabet
Li dot style li {list-style-type: symbol name} in CSS