html,body,#editor{margin:0;height:100%;font-family:Helvetica Neue,Arial,sans-serif;color:#333}textarea,#editor div{display:inline-block;width:49%;height:100%;vertical-align:top;box-sizing:border-box;padding:0 20px}textarea{border:none;border-right:1px solid #ccc;resize:none;outline:none;background-color:#f6f6f6;font-size:14px;font-family:Monaco,courier,monospace;padding:20px}code{color:#f66}