If you are adding them into their own text widget, here is a snippet from the demo site you can use as a guideline template where you can simply change the content to your own. Then repeat for each one you add to a new widget. The image I used is 270 x 185 pixels (if you are doing 4 widgets).
Exceptional Good Looks
Encounters is simply great in every way possible. Whether you are running a blog or a professional business website, you will look absolutely stunning!
By the way, when you title your widgets, the title will show on the top, but to hide the title from the front-end of the site, use a plugin called “Remove Widget Titles”. When activated, all you do if you want to hide a widget title, is put an exclamation mark before the title in the title field. Like this: !My Title