My Main Heading h1 only 1 allowed

Paragraph 1.

Paragraph 2. This is a much longer paragraph so that it continues on more that 1 line. Observe what happens when the browser window is narrowed and widened. The effect changes depending on the settings for this paragraph.

My h2 Sub Heading. Sub Headings More than 1 allowed

Paragraph 2

My h3 Sub Heading

My third paragraph.Another longer paragraph so that it continues on more that 1 line. Observe what happens when the browser window is narrowed and widened. The effect changes depending on the settings for this paragraph.

My third paragraph.