title: How can I set div on div? - z-index
body: <p>I have a problem with CSS</p>
  
  <pre><code>&lt;div id="all-letter2" style="margin-left:40px; margin-right:57px;"&gt;
     &lt;div class="inhalt" style="font-size:17px;"&gt;
        &lt;div class="line1" style="position: absolute; margin-left:-80px; width:30px; color:gray;   height:10px; font-size:22px; font-weight:470; margin-top:-590px;z-index:10;"&gt;_
  
      &lt;/div&gt;    
    &lt;/div&gt;
  &lt;/div&gt;
  </code></pre>
  
  <p>How can I set <code>class="line1"&gt;</code> on <code>class="inhalt"</code>? z-index?</p>