Why did the default colors and fonts change when I moved a section of my email?
Templates have global styles (which apply to whole areas of the email, like the body or the header) as well as individual styles (applicable only to the particular block/section). If the block/section level styles are not defined in the templates (in this case, if you move a block/section from one area to another) and that second area has a different set of global settings, then the default colours and fonts
Templates & Editor August 7, 2018
Can the text version of an email include formatting?
The reason there is a text version of your email is so that those subscribers whose email programs do not handle HTML code can still read your message. The text version is almost entirely free from the coding included in the HTML version. By choosing to include HTML tags in the text version, which is allowed, you run the risk of your subscribers possibly seeing the HTML tags if their