<!DOCTYPE html> <link rel="stylesheet" href="test-common.css"> <style type="text/css"> @counter-style a { system: fixed; symbols: a "b" \63; } @counter-style b { system: additive; additive-symbols: \66 6, 'e' 5, d 4, 3 \63, 2 "b", 1 a; } </style> <ol style="list-style-type: a"> <li><li><li> </ol> <ol style="list-style-type: b"> <li><li><li><li><li><li> </ol>