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Outlook Email Broken Layout Fix: Resolve Outlook Background Image Collapse

A programmatic integration guide for resolving email rendering crashes inside Outlook 2013 using Brevo (Sendinblue)'s layout editor environment.

Root Bug Analysis

Outlook 2013 uses the Microsoft Word (MSO) which lacks support for standard rendering rules. This causes Outlook Background Image Collapse elements to break or collapse when rendering templates.

Active rendering engine: Microsoft Word (MSO)

Brevo (Sendinblue) Specific Guide

Brevo (Sendinblue)'s delivery wrapper can clean and restructure elements during import, creating dynamic spacing differences inside Outlook 2013.

Integration Step:

Open Brevo's template canvas, select the element you wish to configure, click 'Edit HTML' or insert a standalone 'HTML' content block, and paste the code.

ESP Unsubscribe Alignment

When compiling custom HTML templates for Brevo (Sendinblue), you must ensure your layout retains deliverability compliance loops. Brevo (Sendinblue) requires you to insert their specific unsubscribe merge tag, otherwise your campaign delivery will be flagged by automated spam audits.

Brevo (Sendinblue) Unsubscribe Tag:{{ unsubscribe }}

Documented Client Behavior

Expected layout behavior based on target rendering engine specifications:

Documented behavior: Outlook Background Image Collapse causes elements to stack vertically or clip in Outlook 2013 when templates are sent from Brevo (Sendinblue).

Interactive Brevo (Sendinblue) Custom Sandbox

Target Environment: Outlook 2013

Paste Your Broken Code

<td style="background-image: url('https://example.com/bg.jpg'); background-size: cover; height: 300px;">
  Overlay Content
</td>

RenderOps Compiled Output

<!-- Paste code on the left and click compile to output clean fallback tags -->

Auto-compile fixes inside RenderOps Workspace

Load layout code directly into our VML Button Builder to compile responsive table frameworks that display cleanly in Outlook 2013.

Launch VML Button Builder