title: Add some gap in between legend and the chart
body: <p>In <a href="http://jsfiddle.net/rdesai/vfe2B/51" rel="nofollow">my fiddle here</a>, I want to add some gap in between the legends at the top and the chart, so as to look better.</p>
  
  <p>I tried:</p>
  
  <pre><code>d3.select(".nv-linesWrap").style("padding-top","50px");
  </code></pre>
  
  <p>but it didnt work.</p>
  
  <p>How do I fix this?</p>
  
  <p><a href="http://jsfiddle.net/rdesai/vfe2B/51/" rel="nofollow">jsFiddle</a></p>