Is it possible to target “no target” in CSS?

Question

Is there a css selector for \"no fragment identifier present\"? The opposite of :target.

The thing is, I\'m making a document where different parts of i

Answer 1

With some extra markup and more verbose and specific CSS to write, to avoid javaScript. Needs to be updated each time HTML structure is updated .

:target ~section {
  display:none;
}
#one:target ~.one,
#two:target ~.two,
#three:target ~.three  {
  display:block;
}

<nav>
  <a href="#one">One</a> 
  <a href="#two">Two</a>
  <a href="#three">Three</a>
  <a href="#">None of below targets</a>
</nav>
<!-- html anchor to allow use of :target ~ selectors -->
<a id="one"></a>
<a id="two"></a>
<a id="three"></a>
<!-- end anchor -->
<section class="one">The first block (showing with #one)</section>
<section class="two">The second block (showing with #two)</section>
<section class="three">The third block (showing with #three)</section>