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Does CSS @media (-webkit-device-pixel-ratio) Work in HTML Email?
Media query that targets devices based on their pixel density or device pixel ratio.
Quick Answer
Does @media (-webkit-device-pixel-ratio) work in HTML email?
The CSS @media (-webkit-device-pixel-ratio) property is supported in Outlook (Mac / Web), Apple Mail, Samsung Email, ProtonMail, and others. It is NOT supported in Gmail, Outlook (Windows), Yahoo! Mail, and others. Always include a safe fallback for unsupported clients.
Which Email Clients Support CSS @media (-webkit-device-pixel-ratio)?
CSS support for @media (-webkit-device-pixel-ratio) 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 | ✗ No | ? | — |
| ProtonMail | ✗ No | ✓ Yes | — |
| Fastmail | ✓ Yes | ? | — |
Notes
- #1 Buggy. The first rule inside a media query is not prefixed.
Frequently Asked Questions
Related CSS Properties
Test Your Email Now
Paste your HTML and see how it renders in clients that don't support @media (-webkit-device-pixel-ratio).