Example showing how to add a static image fallback for outlook 2007-2019

outlook_gif_fallback_example.html

<!-- GIF Image for everywhere else -->

<!--[if (gte mso 9)|(IE)]><!-->
<img src="https://cdn.zmbz.com/lpl_gif_example.gif"
	style="display: block; padding:0; margin:0; height: auto; max-width: 100%;" border="0"
	alt="" width="538" height="269" />
<!--<![endif]-->

<!--Fallback Static Image for Outlook-->

<!--[if (gte mso 9)|(IE)]>
<img src="https://cdn.zmbz.com/lpl_static_fallback_example.gif" style="display: block; padding:0; margin:0; height: auto; max-width: 100%;" border="0" alt="" width="538" height="269" />
<![endif]-->