title: Why content span:after {content: ' '} is put inside span and not after?
body: <p>Why this CSS ...</p>
  
  <pre><code>.sticky-info span:after {content: 'test';}
  </code></pre>
  
  <p>... results in ... </p>
  
  <pre><code>&lt;div class="sticky-info"&gt;&lt;span&gt;Price &lt;strong&gt;&amp;euro;120&lt;/strong&gt;::after&lt;/span&gt;
  </code></pre>
  
  <p>Is there a way to get the <code>content:'test'</code> behind every <code>&lt;/span&gt;</code> inside <code>&lt;div class="sticky-info"&gt;</code> There are several spans inside <code>&lt;div class="sticky-info"&gt;</code></p>