By default the pages list is wrapped in a div with class slp_pages_list.
Each list entry within is then inside a div with the slp_page location_details class.
The Experience Add On allows you to custom tailor the look and feel of the Store Locator Plus plugin on your site. To accomplish this the plugin uses a combination of HTML and special shortcodes. These can be changed or checked off under the Settings* tab the plugin.
* formerly referred to as Experience tab, if you do not see Settings in the UI you are not using the latest version of Store locator Plus
This is set via the View / Layout setting. It determines the overall layout for the plugin based on 3 primary components: The Search Form, The Map, and The Results.