title: primeNG - implement css style to dataTable
body: <p>I want to change the colors of the DataTable but I cant implement my custom css to it. Please help me understand how to do it. I ve read the documentation at PrimeNG website. </p>
  
  <p>I did change the thead style using :</p>
  
  <pre><code>.ui-datatable .ui-datatable-thead &gt; tr &gt; th {background: red;}
  </code></pre>
  
  <p>but i want to know how to use [styleClass] to implement my custom colors to it. </p>