Email rendering
Animated GIF in email
How to preserve meaning, fallback behavior, and motion safety in an email GIF.
Read the answerEmail renderingDark mode email
What dark appearance changes in email and which contrast failures merchants should test.
Read the answerEmail renderingEmail alt text
How to write useful text alternatives for informative email images.
Read the answerEmail renderingEmail client compatibility
How to preserve readable content and usable actions across inbox applications.
Read the answerEmail renderingImage blocking
How to keep an email understandable when its remote images do not load.
Read the answerEmail renderingInline CSS
What inline styles do, what they do not guarantee, and how to use them safely.
Read the answerEmail renderingOutlook rendering
How Outlook presentation differs from delivery and which message parts merchants should test.
Read the answerEmail renderingPreheader text
How preheader text supplements a subject line without becoming an accidental preview.
Read the answerEmail renderingResponsive email
How email layouts preserve reading order and usable controls on narrow screens.
Read the answerEmail renderingSVG in email
Where SVG can help, why browser support is not enough, and which fallbacks matter.
Read the answerEmail renderingWeb font
How downloadable fonts differ from installed fonts and why email needs fallbacks.
Read the answerEmail renderingWeb-safe font
How installed fonts and fallback stacks keep email text readable.
Read the answer