title: primefaces decreasing spacing between panelGrid rows
body: <p>I use primefaces panelGrid, row and column. The code is below. I wan't to decrease spacing between rows. How can I do?</p>
  
  <pre><code>&lt;p:panelGrid&gt;
  
      &lt;p:row&gt;
          &lt;p:column&gt;row 1 col1&lt;/p:column&gt;
          &lt;p:column&gt;row 1 col2&lt;/p:column&gt;
  
      &lt;/p:row&gt;
      &lt;p:row&gt;
          &lt;p:column&gt;row 2 col1&lt;/p:column&gt;
          &lt;p:column &gt;row 2 col2&lt;/p:column&gt;
      &lt;/p:row&gt;
      &lt;p:row&gt;
          &lt;p:column&gt;row 3 col1&lt;/p:column&gt;
          &lt;p:column &gt;row 3 col2&lt;/p:column&gt;
      &lt;/p:row&gt;
      &lt;p:row&gt;
          &lt;p:column&gt;row 4 col1&lt;/p:column&gt;
          &lt;p:column &gt;row 4 col2&lt;/p:column&gt;
      &lt;/p:row&gt;
  &lt;/p:panelGrid&gt;
  </code></pre>