gap in Outlook for Mac
Partial gap is partly supported in Outlook for Mac.
Supports column-gap for flexbox.
Works in 7 of 21 · partial in 9 · not supported in 5
Which clients
- Works
- Apple Mail, Apple Mail iOS, Samsung Mail, Thunderbird, HEY Mail, Proton Mail, Superhuman
- Partial
- Gmail, Gmail Android, Gmail iOS, Outlook 365, Outlook (New), Outlook iOS, Outlook Android, Outlook for Mac, Fastmail
- Not supported
- Outlook Classic, Yahoo Mail, Yahoo Mail Android, Yahoo Mail iOS, AOL Mail
Your reader in Outlook for Mac may not see gap the way you wrote it, even if it looks right where you tested it.
What to do instead in Outlook for Mac
Use padding or margin on child elements instead of gap
<table role="presentation" cellpadding="0"
cellspacing="0" border="0">
<tr>
<td style="padding-right: 16px;">Item 1</td>
<td style="padding-right: 16px;">Item 2</td>
<td>Item 3</td>
</tr>
</table>Show the original
<div style="display: flex; gap: 16px;">
<div>Item 1</div>
<div>Item 2</div>
<div>Item 3</div>
</div>A free account opens all 21 clients and keeps your checks for 7 days. Create a free account →
What Outlook for Mac does with gap
caniemail record, tested upstream 28 Dec 2022
- Partial. Supports column-gap for flexbox.
Your next question
- Does border-spacing work in Outlook for Mac?
Works in 17 of 21 · not supported in 2 · 2 untested
fix - Does text-shadow work in Outlook for Mac?
Works in 12 of 21 · not supported in 9
fix - Does animation work in Outlook for Mac?
Works in 5 of 21 · partial in 1 · not supported in 15
fix - Does transform work in Outlook for Mac?
Works in 7 of 21 · partial in 1 · not supported in 13
fix - Does overflow-wrap work in Outlook for Mac?
Works in 2 of 21 · partial in 3 · not supported in 13 · 3 untested
fix - Does table-layout work in Outlook for Mac?
Works in 16 of 21 · not supported in 2 · 3 untested
Questions
- How many email clients support gap?
- It works in 7 of 21, partial in 9, not supported in 5.
- What do I use instead of gap in Outlook for Mac?
- Use padding or margin on child elements instead of gap.
- Does gap work in Outlook (New)?
- gap is partly supported in Outlook (New). Closest to Outlook for Mac: Outlook (New), which agrees on 279 of the 299 features both are tested on.
To see what else in your email Outlook for Mac does not support, paste the whole email.
No signup · Five clients free, Outlook Classic included · All 21 with an account
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caniemail (MIT) via @emailens/engine 0.18.22 · tested upstream 28 Dec 2022 · data last changed 10 Nov 2026 · Outlook (New) cells are the engine's mapping