>
  .header .logo {
  background-image: url(https://ssl.gstatic.com/accounts/ui/logo_2x.png);
  }
  .header .logo-w {
  background-image: url(https://ssl.gstatic.com/images/branding/googlelogo/2x/googlelogo_color_112x36dp.png);
  }
</style>
<style>
  pre.debug {
  font-family: monospace;
  position: absolute;
  left: 0;
  margin: 0;
  padding: 1.5em;
  font-size: 13px;
  background: #f1f1f1;
  border-top: 1px solid #e5e5e5;
  direction: ltr;
  white-space: pre-wrap;
  width: 90%;
  overflow: hidden;
  }
</s