Microsoft Outlook is a very popular email client used by businesses all over the world. Outlook is good at a lot of things, but support for email styles is not one of them. We get a lot of support requests involving posts that have text or images containing certain styles that did not carry over to the email rss campaign. Here is a consolidated list of what styles Outlook supports for what HTML tags. Although the article references Outlook 2007, it applies to Outlook 2010 as well.
The following CSS styles are completely unsupported:
HTML tags that receive Core support from Outlook can be given the following styles:
- background (only color)
HTML tags that receive Core Extended support, support all of the core styles along with the following:
If an HTML element does not receive Full support, the following styles will not display under any circumstances:
- Paragraph, body and div tags only support Core Extended CSS values, all post text is wrapped in paragraph tags. This means all styles under Full Support will not display on paragraph tags in Outlook
- Image floats (float: left; float: right; etc) are unsupported
All HTML elements and and their Outlook support level can be found here.
If you are viewing an RSS campaign email and a supported Outlook style is not displaying, please contact us at firstname.lastname@example.org