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Does CSS widows Work in HTML Email?
Sets the minimum number of lines in a block container split on a new page, region or column.
Quick Answer
Does widows work in HTML email?
The CSS widows property is supported in Outlook (Mac / Web), Apple Mail, Samsung Email. It is NOT supported in Gmail, Outlook (Windows), Yahoo! Mail. Always include a safe fallback for unsupported clients.
Which Email Clients Support CSS widows?
CSS support for widows across email clients
| Email Client | Desktop | Mobile / Web | Notes |
|---|---|---|---|
| Gmail | ✗ No | ✗ No | — |
| Outlook (Windows) | ✗ No | ? | — |
| Outlook (Mac / Web) | ✓ Yes | ✓ Yes | — |
| Apple Mail | ✓ Yes | ✓ Yes | — |
| Yahoo! Mail | ✗ No | ✗ No | — |
| Samsung Email | ? | ✓ Yes | — |
| Thunderbird | ? | ? | — |
| ProtonMail | ? | ? | — |
| Fastmail | ? | ? | — |
Notes
- #1 Buggy. `columns` property is stripped which is required for `widows` to work
- #2 Buggy. `widows` property value is replaced by `auto`
- #3 Not supported, but Gmail's default styles on the email message container includes the `widows` property. These values are inherited by children elements
- #4 Webmail rendering depends on browser support
Frequently Asked Questions
Test Your Email Now
Paste your HTML and see how it renders in clients that don't support widows.