What is correct rendering for a block element with no content?

A paragraph with text content. A paragraph with text content. A paragraph with text content. A paragraph with text content. A paragraph with text content. A paragraph with text content. A paragraph with text content.A paragraph with text content.

Another paragraph with text content, but directly following this one are three paragraphs that has no text content, but have three different sized padding values given. Margins and border widths are the same as for paragraphs with text content.

See style rules for a description of suggested rendering.