My organization recently started using side-by-side layouts, with text and images alternating on left and right (bucolic tours substituted for actual content):     Unfortunately, for items such as the above, on mobile the left > right order is implemented as top > bottom:     It's possible in HTML to specify a different order for the same content in single-column vs. two-column display, by using the HTML "dir" tag to set the order in which the container displays blocks. Put the waterfall block first and set the container's "dir" to "rtl," and the waterfall will display on the right in two-column layouts. "ltr" can be set in a media query to override the "rtl" setting in one-column layouts:     I don't see a way to access this aspect of HTML currently without switching from a template to HTML (which we don't want to do!) It would greatly enhance the functionality Constant Contact delivers to us to have GUI access to this ability in the Constant Contact editing interface, perhaps by an additional button in the floating menu for formatting blocks, when more than one horizontally arranged blocks are detected:  Thanks for considering this suggestion! ... View more