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Does CSS gap, column-gap, row-gap Work in HTML Email?
Properties for adding spacing between grid items, flex items and columns
Quick Answer
Does gap, column-gap, row-gap work in HTML email?
The CSS gap, column-gap, row-gap property is supported in Outlook (Mac / Web), Apple Mail, Samsung Email, Thunderbird, and others. It is NOT supported in Outlook (Windows), Yahoo! Mail. Always include a safe fallback for unsupported clients.
Which Email Clients Support CSS gap, column-gap, row-gap?
CSS support for gap, column-gap, row-gap across email clients
| Email Client | Desktop | Mobile / Web | Notes |
|---|---|---|---|
| Gmail | ~ Partial | ~ Partial | — |
| Outlook (Windows) | ✗ No | ? | — |
| Outlook (Mac / Web) | ✓ Yes | ~ Partial | — |
| Apple Mail | ✓ Yes | ✓ Yes | — |
| Yahoo! Mail | ✗ No | ✗ No | — |
| Samsung Email | ? | ✓ Yes | — |
| Thunderbird | ✓ Yes | ? | — |
| ProtonMail | ✓ Yes | ✓ Yes | — |
| Fastmail | ~ Partial | ? | — |
Notes
- #1 Partial. Supports column-gap for flexbox.
- #2 Partial. Supports gap and column-gap for flexbox. Supports gap for multi-column layout (i.e. in conjunction with CSS column-count property)
Frequently Asked Questions
Related CSS Properties
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