Safari Books Online is a digital library providing on-demand subscription access to thousands of learning resources.
So it looks like strict HTML 4.01 prefers that images, which are inline elements, be nested inside a block element, like a paragraph or a heading. That’s a simple change to make. Open your “lounge.html” file and add a <p> element around the <img> element.
Once you’ve done that, save and reload the page in your browser. You’ll see it doesn’t really affect the look of the page. Why? Because the heading above the image and the paragraph below are already block elements with linebreaks below and above them, respectively. So the <p> element around the image doesn’t actually add any new linebreaks or spacing.