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@media in Outlook Classic

Not supported @media is not supported in Outlook Classic.

Works in 5 of 21 · partial in 14 · not supported in 2

Which clients
Works
Apple Mail, Apple Mail iOS, HEY Mail, Fastmail, Superhuman
Partial
Gmail, Gmail Android, Gmail iOS, Outlook 365, Outlook (New), Outlook iOS, Outlook Android, Outlook for Mac, Yahoo Mail, Yahoo Mail Android, Yahoo Mail iOS, Samsung Mail, Proton Mail, AOL Mail
Not supported
Outlook Classic, Thunderbird

What to do instead in Outlook Classic

Design mobile-first for clients without media query support

instead
<!-- Single-column layout that works without @media -->
<table role="presentation" width="100%"
  style="max-width: 600px;" cellpadding="0"
  cellspacing="0" border="0">
  <tr>
    <td style="padding: 16px;">Left Column</td>
  </tr>
  <tr>
    <td style="padding: 16px;">Right Column</td>
  </tr>
</table>
Show the original
before
<table width="800">
  <tr>
    <td width="400">Left Column</td>
    <td width="400">Right Column</td>
  </tr>
</table>
<style>
  @media (max-width: 600px) {
    table { width: 100% !important; }
    td { display: block !important; width: 100% !important; }
  }
</style>

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Your next question

Every feature in Outlook Classic · @media in every client

Questions

How many email clients support @media?
It works in 5 of 21, partial in 14, not supported in Outlook Classic and Thunderbird.
What do I use instead of @media in Outlook Classic?
Design mobile-first for clients without media query support.
Does @media work in AOL Mail?
@media is partly supported in AOL Mail. Closest to Outlook Classic: AOL Mail, which agrees on 206 of the 298 features both are tested on.

To see what else in your email Outlook Classic does not support, paste the whole email.

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caniemail (MIT) via @emailens/engine 0.18.22 · tested upstream 13 Dec 2023 · data last changed 10 Nov 2026 · Outlook (New) cells are the engine's mapping