<!DOCTYPE html> <meta charset="UTF-8"> <title>CSS Test: system cyclic</title> <link rel="author" title="Xidorn Quan" href="https://www.upsuper.org/"> <link rel="help" href="https://drafts.csswg.org/css-counter-styles-3/#cyclic-system"> <link rel="match" href="system-cyclic-ref.html"> <link rel="stylesheet" href="support/test-common.css"> <style type="text/css"> @counter-style a { system: cyclic; symbols: \2023; suffix: ""; } @counter-style b { system: cyclic; symbols: \2020 \2021; suffix: ""; } </style> <ol start="-2" style="list-style-type: a"> <li><li><li><li><li> </ol> <ol start="-2" style="list-style-type: b"> <li><li><li><li><li> </ol>