While using custom template, the banner image and text are not aligned properly. The image is not full-width.
- Classic Studio | Connect | Campaigns
When adding a full-width image to a Classic Studio campaign with the Custom Email template, the image shrinks to be slightly narrower than the text.
As a workaround, if available, compose your campaign in new Studio to avoid this issue.. Please check the current status of this issue on the Known Issues Tracker. (Issue ID: CSUP-365)