Images on macOS Apple Mail go outside of mj-column
Author: adriaandotcomCreated May 7, 2021Updated Jul 10, 2026
Describe the bug Images on macOS Apple Mail go outside of the email body.
Reproduce
- Create a file with this MJML code: https://mjml.io/try-it-live/VzAebSxAFyY (images are inline here, but in real life they are included as attachments)
- Render it to HTML and send to macOS Apple Mail client
- Resize Apple Mail window to less wide than 820px (depending on image size or columns)
- You see the images show up outside of
mj-columnand the email body
Expected behavior
The images should stay in their "containers" and not get out of mj-column.
MJML environment (please complete the following information):
- OS: macOS
- MJML Version: 4.7.1
- MJML tool used: Custom Node.js App with the mjml package
Email sending environment(for rendering issues):
- Mailgun
Affected email clients (for rendering issues):
- Email Client: Apple Mail on Mac
- OS: Mac
Screenshots
✅ Wide (all good)

Less wide (not good)

.mjml and .eml file: issue-2251.zip
Source: mjmlio/mjml