ol {
    counter-reset: li; /* Initiate a counter */
    list-style: none; /* Remove default numbering */
    *list-style: decimal; /* Keep using default numbering for IE6/7 */
    font: 15px 'trebuchet MS', 'lucida sans';
    padding: 0;
    margin-bottom: 4em;
    text-shadow: 0 1px 0 rgba(255,255,255,.5);
  }

  ol ol {
    margin: 0 0 0 2em; /* Add some left margin for inner lists */
  }