title: html: how to make all the DIVs in the center of the page?
body: <p>like:</p>
  
  <pre><code>&lt;body&gt;
  &lt;div&gt;&lt;/div&gt;
  &lt;div&gt;&lt;/div&gt;
  &lt;/body&gt;
  </code></pre>
  
  <p>How can I make all the DIVs at the center of the webpage?</p>
  
  <p>I mean in the browser.</p>