CSS3 selectors p.para vs. p .para : <p>I read the following, but I don;t fully understand the meaning of these selectors. Could you please provide an example showing the difference between them? Thx.</p>

<p><a href="https://i.stack.imgur.com/Gllss.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Gllss.jpg" alt="enter image description here"></a></p>
