Here are some examples of what a post with images might look like. If you want to display two or three images next to each other responsively use figure with the appropriate class. Each instance of figure is auto-numbered and displayed in the caption.
Figures (for images or video)
Apply the half class like so to display two images side by side that share the same caption.
And you’ll get something that looks like this:
Apply the third class like so to display three images side by side that share the same caption.