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Does CSS text-decoration Work in HTML Email?
Tested with the values `overline`, `underline` and `line-through`.
Quick Answer
Does text-decoration work in HTML email?
The CSS text-decoration property is supported in all major email clients tested. You can use it with confidence in your HTML emails.
Which Email Clients Support CSS text-decoration?
CSS support for text-decoration across email clients
| Email Client | Desktop | Mobile / Web | Notes |
|---|---|---|---|
| Gmail | ✓ Yes | ~ Partial | — |
| Outlook (Windows) | ~ Partial | ? | — |
| Outlook (Mac / Web) | ✓ Yes | ✓ Yes | — |
| Apple Mail | ✓ Yes | ✓ Yes | — |
| Yahoo! Mail | ✓ Yes | ✓ Yes | — |
| Samsung Email | ? | ✓ Yes | — |
| Thunderbird | ✓ Yes | ? | — |
| ProtonMail | ✓ Yes | ✓ Yes | — |
| Fastmail | ✓ Yes | ? | — |
Notes
- #1 Partial. Not supported with non Google accounts.
- #2 Partial. Not supported with multiple values.
- #3 Partial. `overline` is not supported.
- #4 Partial. Only supports the line property, not style, color or thickness.
- #5 Partial. Only supports style, color or thickness when written with long hand selectors.
Frequently Asked Questions
Related CSS Properties
Test Your Email Now
Paste your HTML and see how it renders in clients that don't support text-decoration.