 <p>The gradient you see comes from safari default style. </p> <p>You can remove it with <code>-webkit-appearance:none;</code></p> <hr> <p>Read more about <strong>-webkit-appearance</strong> <strong><a href="http://trentwalton.com/2010/07/14/css-webkit-appearance/" rel="nofollow">here</a></strong></p>