To display Content before and after any Frontpage section you need to follow the below steps such as Service Section, and all many other sections.
Go to Dashboard >> Appearance >> Customize >> Frontpage Sections >> Service >> Service Area Before After Content.
- Before Content: Here you can add the content as you want to display before the service section.
- After Content: Here you can add the content as you want to display after the service section.
As like Service Section you can display the content any frontpage sections.