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CSS property · data last changed 10 Nov 2026

list-style-position in email clients

Works in 19 of 21. Not supported in Outlook Classic. Untested in Superhuman.

Your reader in Outlook Classic sees the email without list-style-position, even if it looks right where you tested it.

caniemail (MIT) via @emailens/engine 0.18.22

What to do instead in Outlook Classic

  • Not supported, but the proprietary mso-text-indent-alt property can be used instead.

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list-style-position is not among the 24 features we have screenshotted on real installs. The ones we have →

All 21 clients, problems first

ClientSupport
Outlook Classic Not supported See caveat 1
Superhuman Untested
Works in 19: Gmail, Gmail Android, Gmail iOS and 16 more. Show all
ClientSupport
Gmail Works
Gmail Android Works
Gmail iOS Works
Outlook 365 Works
Outlook (New) Works
Outlook iOS Works
Outlook Android Works
Outlook for Mac Works
Apple Mail Works
Apple Mail iOS Works
Yahoo Mail Works
Yahoo Mail Android Works
Yahoo Mail iOS Works
Samsung Mail Works
Thunderbird Works
HEY Mail Works
Proton Mail Works
AOL Mail Works
Fastmail Works

Caveats (1)

  1. 1. Outlook Classic: Not supported, but the proprietary mso-text-indent-alt property can be used instead.

Caveats as recorded by caniemail (MIT), one entry per wording.

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caniemail (MIT) via @emailens/engine 0.18.22 · tested upstream 20 Apr 2020 · data last changed 10 Nov 2026 · Outlook (New) cells are the engine's mapping