pre code {
  display: block; padding: 0.5em;
  background: #F0F0F0;

  width:100%; 
  border:#a0a0c0 1px solid;
  background:#f0f0f0;
  padding:10px;
   white-space: pre-wrap;
   white-space: -moz-pre-wrap;
   white-space: -pre-wrap;
   white-space: -o-pre-wrap;
   word-wrap: break-word;

}