You can add space between paragraphs using the Spacing tool on the Web Page Editor - Appearance toolbar. This tool opens the Spacing dialog box where you can enter spacing (in points or pixels) before and/or after a paragraph.
You can use the Show Blocks tool to help you identify and remove blank lines in your web page. This tool identifies blocks for paragraphs and other paragraph-based elements such as headings by displaying a grid of dotted frames around paragraph block elements. Manually inserted blank lines appear as empty grid frames.
To adjust spacing between paragraphs: