title: applying a class to a div
body: <p>I have a css which has some attribute as follows:</p>
  
  <pre><code>.ts{
      background-image: url("images/xyz/pb.gif");
      background-repeat: no-repeat;
      padding:0,0,0,20px;
      display:none;
  }
  
  .ts.visible{
      display: inline;
  }
  </code></pre>
  
  <p>Now i want to apply the this style to a div in my html page.How cna i do it.I dont know css</p>