CSS: descendant selector (space)

Match Ancestor Tag (aka Descendant Combinator)

s1 s2

Match s2 that is nested inside s1 at any depth.

Each expression can be compound selector.

Can also be chained like this:

a b c

/* any span that's nested in div */
div span {
 color: red;
}

<div>
 <span>match</span>
 <p>
  <span>match</span>
 </p>
</div>