title: using jquery to dynamically change webkit
body: <p>i am trying how to use jquery to dynamically change -webkit.</p>
  
  <p>my css</p>
  
  <pre><code>::-webkit-scrollbar-button {
      height: 75px;
      width: 0;
      -webkit-box-shadow: inset 1px 1px 2px rgba(0,0,0,0.2);
  }
  </code></pre>
  
  <p>my jquery </p>
  
  <pre><code>        $('::-webkit-scrollbar-button').css("height",'100px');
  </code></pre>