EVO HTML to PDF Converter API allows you select the HTML elements to bookmark using CSS selectors. In this demo only the H1, H2 and H3 elements will be bookmarked.
The following options are available in this demo:

- HTML Page URL or Local File to Convert. The URL of the HTML page to convert must be accessible from the computer where the converter runs. If the page requires authentication or if you are using a proxy server to access Internet then you have to set the converter properties accordingly as described in documentation
- HTML Elements to Bookmark CSS Selector. This option allows you to set the CSS selectors of the HTML elements to bookmark