How do I edit the code of my automation email to have a solid colour background

On mobile dark mode, the email shows up like this, when it should be a solid cream colour:

With the set up shopify emails I was able to fix this issue with this code:


But I can’t seem to find how to edit the code for automation/campaign emails. Please may somebody help, thank you

@lukafernada

can you please share your full email template code so i will check and update you proper solution

Thats the problem, I don’t know how to view the template code of a campaign/automated email