title: CSS select text not in other element
body: <p>In the following HTML is it possible to affect "First Text", eg, giving it a margin, or a width, without affecting the second and third elements.</p>
  
  <pre><code>&lt;div id="first"&gt;
  First Text
  &lt;div id="second"&gt;Second Text&lt;/div&gt;
  &lt;span id="third"&gt;Third Text&lt;/span&gt;
  &lt;/div&gt;
  </code></pre>